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        Package&nbsp;netcdftime ::
        Module&nbsp;netcdftime
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<h1 class="epydoc">Source Code for <a href="netcdftime.netcdftime-module.html">Module netcdftime.netcdftime</a></h1>
<pre class="py-src">
<a name="L1"></a><tt class="py-lineno">   1</tt>  <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
<a name="L2"></a><tt class="py-lineno">   2</tt>  <tt class="py-line"><tt class="py-docstring">Performs conversions of netCDF time coordinate data to/from datetime objects.</tt> </tt>
<a name="L3"></a><tt class="py-lineno">   3</tt>  <tt class="py-line"><tt class="py-docstring">"""</tt> </tt>
<a name="L4"></a><tt class="py-lineno">   4</tt>  <tt class="py-line"><tt class="py-keyword">import</tt> <tt class="py-name">math</tt><tt class="py-op">,</tt> <tt class="py-name">numpy</tt><tt class="py-op">,</tt> <tt class="py-name">re</tt><tt class="py-op">,</tt> <tt class="py-name">time</tt> </tt>
<a name="L5"></a><tt class="py-lineno">   5</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-0" class="py-name" targets="Class netcdftime.netcdftime.datetime=netcdftime.netcdftime.datetime-class.html"><a title="netcdftime.netcdftime.datetime" class="py-name" href="#" onclick="return doclink('link-0', 'datetime', 'link-0');">datetime</a></tt> <tt class="py-keyword">import</tt> <tt id="link-1" class="py-name"><a title="netcdftime.netcdftime.datetime" class="py-name" href="#" onclick="return doclink('link-1', 'datetime', 'link-0');">datetime</a></tt> <tt class="py-keyword">as</tt> <tt class="py-name">real_datetime</tt> </tt>
<a name="L6"></a><tt class="py-lineno">   6</tt>  <tt class="py-line"><tt class="py-keyword">from</tt> <tt id="link-2" class="py-name"><a title="netcdftime.netcdftime.datetime" class="py-name" href="#" onclick="return doclink('link-2', 'datetime', 'link-0');">datetime</a></tt> <tt class="py-keyword">import</tt> <tt class="py-name">tzinfo</tt><tt class="py-op">,</tt> <tt class="py-name">timedelta</tt> </tt>
<a name="L7"></a><tt class="py-lineno">   7</tt>  <tt class="py-line"> </tt>
<a name="L8"></a><tt class="py-lineno">   8</tt>  <tt class="py-line"><tt id="link-3" class="py-name" targets="Variable netcdftime.netcdftime._units=netcdftime.netcdftime-module.html#_units"><a title="netcdftime.netcdftime._units" class="py-name" href="#" onclick="return doclink('link-3', '_units', 'link-3');">_units</a></tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-string">'days'</tt><tt class="py-op">,</tt><tt class="py-string">'hours'</tt><tt class="py-op">,</tt><tt class="py-string">'minutes'</tt><tt class="py-op">,</tt><tt class="py-string">'seconds'</tt><tt class="py-op">,</tt><tt class="py-string">'day'</tt><tt class="py-op">,</tt><tt class="py-string">'hour'</tt><tt class="py-op">,</tt><tt class="py-string">'minute'</tt><tt class="py-op">,</tt><tt class="py-string">'second'</tt><tt class="py-op">]</tt> </tt>
<a name="L9"></a><tt class="py-lineno">   9</tt>  <tt class="py-line"><tt id="link-4" class="py-name" targets="Variable netcdftime.netcdftime._calendars=netcdftime.netcdftime-module.html#_calendars"><a title="netcdftime.netcdftime._calendars" class="py-name" href="#" onclick="return doclink('link-4', '_calendars', 'link-4');">_calendars</a></tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-string">'standard'</tt><tt class="py-op">,</tt><tt class="py-string">'gregorian'</tt><tt class="py-op">,</tt><tt class="py-string">'proleptic_gregorian'</tt><tt class="py-op">,</tt><tt class="py-string">'noleap'</tt><tt class="py-op">,</tt><tt class="py-string">'julian'</tt><tt class="py-op">,</tt><tt class="py-string">'all_leap'</tt><tt class="py-op">,</tt><tt class="py-string">'365_day'</tt><tt class="py-op">,</tt><tt class="py-string">'366_day'</tt><tt class="py-op">,</tt><tt class="py-string">'360_day'</tt><tt class="py-op">]</tt> </tt>
<a name="L10"></a><tt class="py-lineno">  10</tt>  <tt class="py-line"> </tt>
<a name="L11"></a><tt class="py-lineno">  11</tt>  <tt class="py-line"><tt class="py-name">__version__</tt> <tt class="py-op">=</tt> <tt class="py-string">'0.9.2'</tt> </tt>
<a name="L12"></a><tt class="py-lineno">  12</tt>  <tt class="py-line"> </tt>
<a name="L13"></a><tt class="py-lineno">  13</tt>  <tt class="py-line"><tt class="py-comment"># Adapted from http://delete.me.uk/2005/03/iso8601.html</tt> </tt>
<a name="L14"></a><tt class="py-lineno">  14</tt>  <tt class="py-line"><tt id="link-5" class="py-name" targets="Variable netcdftime.netcdftime.ISO8601_REGEX=netcdftime.netcdftime-module.html#ISO8601_REGEX"><a title="netcdftime.netcdftime.ISO8601_REGEX" class="py-name" href="#" onclick="return doclink('link-5', 'ISO8601_REGEX', 'link-5');">ISO8601_REGEX</a></tt> <tt class="py-op">=</tt> <tt class="py-name">re</tt><tt class="py-op">.</tt><tt class="py-name">compile</tt><tt class="py-op">(</tt><tt class="py-string">r"(?P&lt;year&gt;[0-9]{4})(-(?P&lt;month&gt;[0-9]{1,2})(-(?P&lt;day&gt;[0-9]{1,2})"</tt> </tt>
<a name="L15"></a><tt class="py-lineno">  15</tt>  <tt class="py-line">    <tt class="py-string">r"((?P&lt;separator&gt;.)(?P&lt;hour&gt;[0-9]{2}):(?P&lt;minute&gt;[0-9]{2})(:(?P&lt;second&gt;[0-9]{2})(\.(?P&lt;fraction&gt;[0-9]+))?)?"</tt> </tt>
<a name="L16"></a><tt class="py-lineno">  16</tt>  <tt class="py-line">    <tt class="py-string">r"(?P&lt;timezone&gt;Z|(([-+])([0-9]{2}):([0-9]{2})))?)?)?)?"</tt> </tt>
<a name="L17"></a><tt class="py-lineno">  17</tt>  <tt class="py-line"><tt class="py-op">)</tt> </tt>
<a name="L18"></a><tt class="py-lineno">  18</tt>  <tt class="py-line"><tt id="link-6" class="py-name" targets="Variable netcdftime.netcdftime.TIMEZONE_REGEX=netcdftime.netcdftime-module.html#TIMEZONE_REGEX"><a title="netcdftime.netcdftime.TIMEZONE_REGEX" class="py-name" href="#" onclick="return doclink('link-6', 'TIMEZONE_REGEX', 'link-6');">TIMEZONE_REGEX</a></tt> <tt class="py-op">=</tt> <tt class="py-name">re</tt><tt class="py-op">.</tt><tt class="py-name">compile</tt><tt class="py-op">(</tt><tt class="py-string">"(?P&lt;prefix&gt;[+-])(?P&lt;hours&gt;[0-9]{2}).(?P&lt;minutes&gt;[0-9]{2})"</tt><tt class="py-op">)</tt> </tt>
<a name="L19"></a><tt class="py-lineno">  19</tt>  <tt class="py-line"> </tt>
<a name="datetime"></a><div id="datetime-def"><a name="L20"></a><tt class="py-lineno">  20</tt> <a class="py-toggle" href="#" id="datetime-toggle" onclick="return toggle('datetime');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="netcdftime.netcdftime.datetime-class.html">datetime</a><tt class="py-op">:</tt> </tt>
</div><div id="datetime-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="datetime-expanded"><a name="L21"></a><tt class="py-lineno">  21</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L22"></a><tt class="py-lineno">  22</tt>  <tt class="py-line"><tt class="py-docstring">Phony datetime object which mimics the python datetime object,</tt> </tt>
<a name="L23"></a><tt class="py-lineno">  23</tt>  <tt class="py-line"><tt class="py-docstring">but allows for dates that don't exist in the proleptic gregorian calendar.</tt> </tt>
<a name="L24"></a><tt class="py-lineno">  24</tt>  <tt class="py-line"><tt class="py-docstring">Doesn't do timedelta operations, doesn't overload + and -.</tt> </tt>
<a name="L25"></a><tt class="py-lineno">  25</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L26"></a><tt class="py-lineno">  26</tt>  <tt class="py-line"><tt class="py-docstring">Has strftime, timetuple and __repr__ methods.  The format</tt> </tt>
<a name="L27"></a><tt class="py-lineno">  27</tt>  <tt class="py-line"><tt class="py-docstring">of the string produced by __repr__ is controlled by self.format</tt> </tt>
<a name="L28"></a><tt class="py-lineno">  28</tt>  <tt class="py-line"><tt class="py-docstring">(default %Y-%m-%d %H:%M:%S).</tt> </tt>
<a name="L29"></a><tt class="py-lineno">  29</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L30"></a><tt class="py-lineno">  30</tt>  <tt class="py-line"><tt class="py-docstring">Instance variables are year,month,day,hour,minute,second,dayofwk,dayofyr</tt> </tt>
<a name="L31"></a><tt class="py-lineno">  31</tt>  <tt class="py-line"><tt class="py-docstring">and format.</tt> </tt>
<a name="L32"></a><tt class="py-lineno">  32</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="datetime.__init__"></a><div id="datetime.__init__-def"><a name="L33"></a><tt class="py-lineno">  33</tt> <a class="py-toggle" href="#" id="datetime.__init__-toggle" onclick="return toggle('datetime.__init__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime.datetime-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt><tt class="py-param">year</tt><tt class="py-op">,</tt><tt class="py-param">month</tt><tt class="py-op">,</tt><tt class="py-param">day</tt><tt class="py-op">,</tt><tt class="py-param">hour</tt><tt class="py-op">=</tt><tt class="py-number">0</tt><tt class="py-op">,</tt><tt class="py-param">minute</tt><tt class="py-op">=</tt><tt class="py-number">0</tt><tt class="py-op">,</tt><tt class="py-param">second</tt><tt class="py-op">=</tt><tt class="py-number">0</tt><tt class="py-op">,</tt><tt class="py-param">dayofwk</tt><tt class="py-op">=</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">,</tt><tt class="py-param">dayofyr</tt><tt class="py-op">=</tt><tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="datetime.__init__-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="datetime.__init__-expanded"><a name="L34"></a><tt class="py-lineno">  34</tt>  <tt class="py-line">        <tt class="py-docstring">"""dayofyr set to 1 by default - otherwise time.strftime will complain"""</tt> </tt>
<a name="L35"></a><tt class="py-lineno">  35</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">year</tt><tt class="py-op">=</tt><tt class="py-name">year</tt> </tt>
<a name="L36"></a><tt class="py-lineno">  36</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">month</tt><tt class="py-op">=</tt><tt class="py-name">month</tt> </tt>
<a name="L37"></a><tt class="py-lineno">  37</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">day</tt><tt class="py-op">=</tt><tt class="py-name">day</tt> </tt>
<a name="L38"></a><tt class="py-lineno">  38</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">hour</tt><tt class="py-op">=</tt><tt class="py-name">hour</tt> </tt>
<a name="L39"></a><tt class="py-lineno">  39</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">minute</tt><tt class="py-op">=</tt><tt class="py-name">minute</tt> </tt>
<a name="L40"></a><tt class="py-lineno">  40</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">dayofwk</tt><tt class="py-op">=</tt><tt class="py-name">dayofwk</tt> </tt>
<a name="L41"></a><tt class="py-lineno">  41</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">dayofyr</tt><tt class="py-op">=</tt><tt class="py-name">dayofyr</tt> </tt>
<a name="L42"></a><tt class="py-lineno">  42</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">second</tt><tt class="py-op">=</tt><tt class="py-name">second</tt> </tt>
<a name="L43"></a><tt class="py-lineno">  43</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">format</tt><tt class="py-op">=</tt><tt class="py-string">'%Y-%m-%d %H:%M:%S'</tt> </tt>
</div><a name="datetime.strftime"></a><div id="datetime.strftime-def"><a name="L44"></a><tt class="py-lineno">  44</tt> <a class="py-toggle" href="#" id="datetime.strftime-toggle" onclick="return toggle('datetime.strftime');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime.datetime-class.html#strftime">strftime</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt><tt class="py-param">format</tt><tt class="py-op">=</tt><tt class="py-name">None</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="datetime.strftime-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="datetime.strftime-expanded"><a name="L45"></a><tt class="py-lineno">  45</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">format</tt> <tt class="py-keyword">is</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L46"></a><tt class="py-lineno">  46</tt>  <tt class="py-line">            <tt class="py-name">format</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">format</tt> </tt>
<a name="L47"></a><tt class="py-lineno">  47</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">_strftime</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">,</tt><tt class="py-name">format</tt><tt class="py-op">)</tt> </tt>
</div><a name="datetime.timetuple"></a><div id="datetime.timetuple-def"><a name="L48"></a><tt class="py-lineno">  48</tt> <a class="py-toggle" href="#" id="datetime.timetuple-toggle" onclick="return toggle('datetime.timetuple');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime.datetime-class.html#timetuple">timetuple</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="datetime.timetuple-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="datetime.timetuple-expanded"><a name="L49"></a><tt class="py-lineno">  49</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">year</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">month</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">day</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">hour</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">minute</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">second</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">dayofwk</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">dayofyr</tt><tt class="py-op">,</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">)</tt> </tt>
</div><a name="datetime.__repr__"></a><div id="datetime.__repr__-def"><a name="L50"></a><tt class="py-lineno">  50</tt> <a class="py-toggle" href="#" id="datetime.__repr__-toggle" onclick="return toggle('datetime.__repr__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime.datetime-class.html#__repr__">__repr__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="datetime.__repr__-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="datetime.__repr__-expanded"><a name="L51"></a><tt class="py-lineno">  51</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt id="link-7" class="py-name" targets="Method netcdftime.netcdftime.datetime.strftime()=netcdftime.netcdftime.datetime-class.html#strftime"><a title="netcdftime.netcdftime.datetime.strftime" class="py-name" href="#" onclick="return doclink('link-7', 'strftime', 'link-7');">strftime</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">format</tt><tt class="py-op">)</tt> </tt>
</div></div><a name="L52"></a><tt class="py-lineno">  52</tt>  <tt class="py-line"> </tt>
<a name="JulianDayFromDate"></a><div id="JulianDayFromDate-def"><a name="L53"></a><tt class="py-lineno">  53</tt> <a class="py-toggle" href="#" id="JulianDayFromDate-toggle" onclick="return toggle('JulianDayFromDate');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#JulianDayFromDate">JulianDayFromDate</a><tt class="py-op">(</tt><tt class="py-param">date</tt><tt class="py-op">,</tt><tt class="py-param">calendar</tt><tt class="py-op">=</tt><tt class="py-string">'standard'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="JulianDayFromDate-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="JulianDayFromDate-expanded"><a name="L54"></a><tt class="py-lineno">  54</tt>  <tt class="py-line"> </tt>
<a name="L55"></a><tt class="py-lineno">  55</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L56"></a><tt class="py-lineno">  56</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L57"></a><tt class="py-lineno">  57</tt>  <tt class="py-line"><tt class="py-docstring">creates a Julian Day from a 'datetime-like' object.  Returns the fractional</tt> </tt>
<a name="L58"></a><tt class="py-lineno">  58</tt>  <tt class="py-line"><tt class="py-docstring">Julian Day (resolution 1 second).</tt> </tt>
<a name="L59"></a><tt class="py-lineno">  59</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L60"></a><tt class="py-lineno">  60</tt>  <tt class="py-line"><tt class="py-docstring">if calendar='standard' or 'gregorian' (default), Julian day follows Julian </tt> </tt>
<a name="L61"></a><tt class="py-lineno">  61</tt>  <tt class="py-line"><tt class="py-docstring">Calendar on and before 1582-10-5, Gregorian calendar after 1582-10-15.</tt> </tt>
<a name="L62"></a><tt class="py-lineno">  62</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L63"></a><tt class="py-lineno">  63</tt>  <tt class="py-line"><tt class="py-docstring">if calendar='proleptic_gregorian', Julian Day follows gregorian calendar.</tt> </tt>
<a name="L64"></a><tt class="py-lineno">  64</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L65"></a><tt class="py-lineno">  65</tt>  <tt class="py-line"><tt class="py-docstring">if calendar='julian', Julian Day follows julian calendar.</tt> </tt>
<a name="L66"></a><tt class="py-lineno">  66</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L67"></a><tt class="py-lineno">  67</tt>  <tt class="py-line"><tt class="py-docstring">Algorithm:</tt> </tt>
<a name="L68"></a><tt class="py-lineno">  68</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L69"></a><tt class="py-lineno">  69</tt>  <tt class="py-line"><tt class="py-docstring">Meeus, Jean (1998) Astronomical Algorithms (2nd Edition). Willmann-Bell,</tt> </tt>
<a name="L70"></a><tt class="py-lineno">  70</tt>  <tt class="py-line"><tt class="py-docstring">Virginia. p. 63</tt> </tt>
<a name="L71"></a><tt class="py-lineno">  71</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L72"></a><tt class="py-lineno">  72</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L73"></a><tt class="py-lineno">  73</tt>  <tt class="py-line">     </tt>
<a name="L74"></a><tt class="py-lineno">  74</tt>  <tt class="py-line">    <tt class="py-comment"># based on redate.py by David Finlayson.</tt> </tt>
<a name="L75"></a><tt class="py-lineno">  75</tt>  <tt class="py-line"> </tt>
<a name="L76"></a><tt class="py-lineno">  76</tt>  <tt class="py-line">    <tt class="py-name">year</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">year</tt><tt class="py-op">;</tt> <tt class="py-name">month</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">month</tt><tt class="py-op">;</tt> <tt class="py-name">day</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">day</tt> </tt>
<a name="L77"></a><tt class="py-lineno">  77</tt>  <tt class="py-line">    <tt class="py-name">hour</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">hour</tt><tt class="py-op">;</tt> <tt class="py-name">minute</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">minute</tt><tt class="py-op">;</tt> <tt class="py-name">second</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">second</tt> </tt>
<a name="L78"></a><tt class="py-lineno">  78</tt>  <tt class="py-line">    <tt class="py-comment"># Convert time to fractions of a day</tt> </tt>
<a name="L79"></a><tt class="py-lineno">  79</tt>  <tt class="py-line">    <tt class="py-name">day</tt> <tt class="py-op">=</tt> <tt class="py-name">day</tt> <tt class="py-op">+</tt> <tt class="py-name">hour</tt><tt class="py-op">/</tt><tt class="py-number">24.0</tt> <tt class="py-op">+</tt> <tt class="py-name">minute</tt><tt class="py-op">/</tt><tt class="py-number">1440.0</tt> <tt class="py-op">+</tt> <tt class="py-name">second</tt><tt class="py-op">/</tt><tt class="py-number">86400.0</tt> </tt>
<a name="L80"></a><tt class="py-lineno">  80</tt>  <tt class="py-line"> </tt>
<a name="L81"></a><tt class="py-lineno">  81</tt>  <tt class="py-line">    <tt class="py-comment"># Start Meeus algorithm (variables are in his notation)</tt> </tt>
<a name="L82"></a><tt class="py-lineno">  82</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">month</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">3</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L83"></a><tt class="py-lineno">  83</tt>  <tt class="py-line">        <tt class="py-name">month</tt> <tt class="py-op">=</tt> <tt class="py-name">month</tt> <tt class="py-op">+</tt> <tt class="py-number">12</tt> </tt>
<a name="L84"></a><tt class="py-lineno">  84</tt>  <tt class="py-line">        <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">year</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt> </tt>
<a name="L85"></a><tt class="py-lineno">  85</tt>  <tt class="py-line">         </tt>
<a name="L86"></a><tt class="py-lineno">  86</tt>  <tt class="py-line">    <tt class="py-name">A</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">/</tt><tt class="py-number">100</tt><tt class="py-op">)</tt> </tt>
<a name="L87"></a><tt class="py-lineno">  87</tt>  <tt class="py-line"> </tt>
<a name="L88"></a><tt class="py-lineno">  88</tt>  <tt class="py-line">    <tt class="py-name">jd</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">365.25</tt> <tt class="py-op">*</tt> <tt class="py-op">(</tt><tt class="py-name">year</tt> <tt class="py-op">+</tt> <tt class="py-number">4716</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">30.6001</tt> <tt class="py-op">*</tt> <tt class="py-op">(</tt><tt class="py-name">month</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> \ </tt>
<a name="L89"></a><tt class="py-lineno">  89</tt>  <tt class="py-line">         <tt class="py-name">day</tt> <tt class="py-op">-</tt> <tt class="py-number">1524.5</tt> </tt>
<a name="L90"></a><tt class="py-lineno">  90</tt>  <tt class="py-line"> </tt>
<a name="L91"></a><tt class="py-lineno">  91</tt>  <tt class="py-line">    <tt class="py-comment"># optionally adjust the jd for the switch from </tt> </tt>
<a name="L92"></a><tt class="py-lineno">  92</tt>  <tt class="py-line">    <tt class="py-comment"># the Julian to Gregorian Calendar</tt> </tt>
<a name="L93"></a><tt class="py-lineno">  93</tt>  <tt class="py-line">    <tt class="py-comment"># here assumed to have occurred the day after 1582 October 4</tt> </tt>
<a name="L94"></a><tt class="py-lineno">  94</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'standard'</tt><tt class="py-op">,</tt><tt class="py-string">'gregorian'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L95"></a><tt class="py-lineno">  95</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">jd</tt> <tt class="py-op">&gt;=</tt> <tt class="py-number">2299170.5</tt><tt class="py-op">:</tt> </tt>
<a name="L96"></a><tt class="py-lineno">  96</tt>  <tt class="py-line">            <tt class="py-comment"># 1582 October 15 (Gregorian Calendar)</tt> </tt>
<a name="L97"></a><tt class="py-lineno">  97</tt>  <tt class="py-line">            <tt class="py-name">B</tt> <tt class="py-op">=</tt> <tt class="py-number">2</tt> <tt class="py-op">-</tt> <tt class="py-name">A</tt> <tt class="py-op">+</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">A</tt><tt class="py-op">/</tt><tt class="py-number">4</tt><tt class="py-op">)</tt> </tt>
<a name="L98"></a><tt class="py-lineno">  98</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">jd</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">2299160.5</tt><tt class="py-op">:</tt> </tt>
<a name="L99"></a><tt class="py-lineno">  99</tt>  <tt class="py-line">            <tt class="py-comment"># 1582 October 5 (Julian Calendar)</tt> </tt>
<a name="L100"></a><tt class="py-lineno"> 100</tt>  <tt class="py-line">            <tt class="py-name">B</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L101"></a><tt class="py-lineno"> 101</tt>  <tt class="py-line">        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L102"></a><tt class="py-lineno"> 102</tt>  <tt class="py-line">            <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'impossible date (falls in gap between end of Julian calendar and beginning of Gregorian calendar'</tt> </tt>
<a name="L103"></a><tt class="py-lineno"> 103</tt>  <tt class="py-line">    <tt class="py-keyword">elif</tt> <tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'proleptic_gregorian'</tt><tt class="py-op">:</tt> </tt>
<a name="L104"></a><tt class="py-lineno"> 104</tt>  <tt class="py-line">        <tt class="py-name">B</tt> <tt class="py-op">=</tt> <tt class="py-number">2</tt> <tt class="py-op">-</tt> <tt class="py-name">A</tt> <tt class="py-op">+</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">A</tt><tt class="py-op">/</tt><tt class="py-number">4</tt><tt class="py-op">)</tt> </tt>
<a name="L105"></a><tt class="py-lineno"> 105</tt>  <tt class="py-line">    <tt class="py-keyword">elif</tt> <tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'julian'</tt><tt class="py-op">:</tt> </tt>
<a name="L106"></a><tt class="py-lineno"> 106</tt>  <tt class="py-line">        <tt class="py-name">B</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L107"></a><tt class="py-lineno"> 107</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L108"></a><tt class="py-lineno"> 108</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'unknown calendar, must be one of julian,standard,gregorian,proleptic_gregorian, got %s'</tt> <tt class="py-op">%</tt> <tt class="py-name">calendar</tt> </tt>
<a name="L109"></a><tt class="py-lineno"> 109</tt>  <tt class="py-line">     </tt>
<a name="L110"></a><tt class="py-lineno"> 110</tt>  <tt class="py-line">    <tt class="py-comment"># adjust for Julian calendar if necessary</tt> </tt>
<a name="L111"></a><tt class="py-lineno"> 111</tt>  <tt class="py-line">    <tt class="py-name">jd</tt> <tt class="py-op">=</tt> <tt class="py-name">jd</tt> <tt class="py-op">+</tt> <tt class="py-name">B</tt> </tt>
<a name="L112"></a><tt class="py-lineno"> 112</tt>  <tt class="py-line">     </tt>
<a name="L113"></a><tt class="py-lineno"> 113</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">jd</tt>  </tt>
</div><a name="L114"></a><tt class="py-lineno"> 114</tt>  <tt class="py-line"> </tt>
<a name="_NoLeapDayFromDate"></a><div id="_NoLeapDayFromDate-def"><a name="L115"></a><tt class="py-lineno"> 115</tt> <a class="py-toggle" href="#" id="_NoLeapDayFromDate-toggle" onclick="return toggle('_NoLeapDayFromDate');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_NoLeapDayFromDate">_NoLeapDayFromDate</a><tt class="py-op">(</tt><tt class="py-param">date</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_NoLeapDayFromDate-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_NoLeapDayFromDate-expanded"><a name="L116"></a><tt class="py-lineno"> 116</tt>  <tt class="py-line"> </tt>
<a name="L117"></a><tt class="py-lineno"> 117</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L118"></a><tt class="py-lineno"> 118</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L119"></a><tt class="py-lineno"> 119</tt>  <tt class="py-line"><tt class="py-docstring">creates a Julian Day for a calendar with no leap years from a datetime </tt> </tt>
<a name="L120"></a><tt class="py-lineno"> 120</tt>  <tt class="py-line"><tt class="py-docstring">instance.  Returns the fractional Julian Day (resolution 1 second).</tt> </tt>
<a name="L121"></a><tt class="py-lineno"> 121</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L122"></a><tt class="py-lineno"> 122</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L123"></a><tt class="py-lineno"> 123</tt>  <tt class="py-line">     </tt>
<a name="L124"></a><tt class="py-lineno"> 124</tt>  <tt class="py-line">    <tt class="py-name">year</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">year</tt><tt class="py-op">;</tt> <tt class="py-name">month</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">month</tt><tt class="py-op">;</tt> <tt class="py-name">day</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">day</tt> </tt>
<a name="L125"></a><tt class="py-lineno"> 125</tt>  <tt class="py-line">    <tt class="py-name">hour</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">hour</tt><tt class="py-op">;</tt> <tt class="py-name">minute</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">minute</tt><tt class="py-op">;</tt> <tt class="py-name">second</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">second</tt> </tt>
<a name="L126"></a><tt class="py-lineno"> 126</tt>  <tt class="py-line">    <tt class="py-comment"># Convert time to fractions of a day</tt> </tt>
<a name="L127"></a><tt class="py-lineno"> 127</tt>  <tt class="py-line">    <tt class="py-name">day</tt> <tt class="py-op">=</tt> <tt class="py-name">day</tt> <tt class="py-op">+</tt> <tt class="py-name">hour</tt><tt class="py-op">/</tt><tt class="py-number">24.0</tt> <tt class="py-op">+</tt> <tt class="py-name">minute</tt><tt class="py-op">/</tt><tt class="py-number">1440.0</tt> <tt class="py-op">+</tt> <tt class="py-name">second</tt><tt class="py-op">/</tt><tt class="py-number">86400.0</tt> </tt>
<a name="L128"></a><tt class="py-lineno"> 128</tt>  <tt class="py-line"> </tt>
<a name="L129"></a><tt class="py-lineno"> 129</tt>  <tt class="py-line">    <tt class="py-comment"># Start Meeus algorithm (variables are in his notation)</tt> </tt>
<a name="L130"></a><tt class="py-lineno"> 130</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">month</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">3</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L131"></a><tt class="py-lineno"> 131</tt>  <tt class="py-line">        <tt class="py-name">month</tt> <tt class="py-op">=</tt> <tt class="py-name">month</tt> <tt class="py-op">+</tt> <tt class="py-number">12</tt> </tt>
<a name="L132"></a><tt class="py-lineno"> 132</tt>  <tt class="py-line">        <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">year</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt> </tt>
<a name="L133"></a><tt class="py-lineno"> 133</tt>  <tt class="py-line">         </tt>
<a name="L134"></a><tt class="py-lineno"> 134</tt>  <tt class="py-line">    <tt class="py-name">jd</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">365.</tt> <tt class="py-op">*</tt> <tt class="py-op">(</tt><tt class="py-name">year</tt> <tt class="py-op">+</tt> <tt class="py-number">4716</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">30.6001</tt> <tt class="py-op">*</tt> <tt class="py-op">(</tt><tt class="py-name">month</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> \ </tt>
<a name="L135"></a><tt class="py-lineno"> 135</tt>  <tt class="py-line">         <tt class="py-name">day</tt> <tt class="py-op">-</tt> <tt class="py-number">1524.5</tt> </tt>
<a name="L136"></a><tt class="py-lineno"> 136</tt>  <tt class="py-line">     </tt>
<a name="L137"></a><tt class="py-lineno"> 137</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">jd</tt>  </tt>
</div><a name="L138"></a><tt class="py-lineno"> 138</tt>  <tt class="py-line"> </tt>
<a name="_AllLeapFromDate"></a><div id="_AllLeapFromDate-def"><a name="L139"></a><tt class="py-lineno"> 139</tt> <a class="py-toggle" href="#" id="_AllLeapFromDate-toggle" onclick="return toggle('_AllLeapFromDate');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_AllLeapFromDate">_AllLeapFromDate</a><tt class="py-op">(</tt><tt class="py-param">date</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_AllLeapFromDate-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_AllLeapFromDate-expanded"><a name="L140"></a><tt class="py-lineno"> 140</tt>  <tt class="py-line"> </tt>
<a name="L141"></a><tt class="py-lineno"> 141</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L142"></a><tt class="py-lineno"> 142</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L143"></a><tt class="py-lineno"> 143</tt>  <tt class="py-line"><tt class="py-docstring">creates a Julian Day for a calendar where all years have 366 days from</tt> </tt>
<a name="L144"></a><tt class="py-lineno"> 144</tt>  <tt class="py-line"><tt class="py-docstring">a 'datetime-like' object.</tt> </tt>
<a name="L145"></a><tt class="py-lineno"> 145</tt>  <tt class="py-line"><tt class="py-docstring">Returns the fractional Julian Day (resolution 1 second).</tt> </tt>
<a name="L146"></a><tt class="py-lineno"> 146</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L147"></a><tt class="py-lineno"> 147</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L148"></a><tt class="py-lineno"> 148</tt>  <tt class="py-line">     </tt>
<a name="L149"></a><tt class="py-lineno"> 149</tt>  <tt class="py-line">    <tt class="py-name">year</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">year</tt><tt class="py-op">;</tt> <tt class="py-name">month</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">month</tt><tt class="py-op">;</tt> <tt class="py-name">day</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">day</tt> </tt>
<a name="L150"></a><tt class="py-lineno"> 150</tt>  <tt class="py-line">    <tt class="py-name">hour</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">hour</tt><tt class="py-op">;</tt> <tt class="py-name">minute</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">minute</tt><tt class="py-op">;</tt> <tt class="py-name">second</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">second</tt> </tt>
<a name="L151"></a><tt class="py-lineno"> 151</tt>  <tt class="py-line">    <tt class="py-comment"># Convert time to fractions of a day</tt> </tt>
<a name="L152"></a><tt class="py-lineno"> 152</tt>  <tt class="py-line">    <tt class="py-name">day</tt> <tt class="py-op">=</tt> <tt class="py-name">day</tt> <tt class="py-op">+</tt> <tt class="py-name">hour</tt><tt class="py-op">/</tt><tt class="py-number">24.0</tt> <tt class="py-op">+</tt> <tt class="py-name">minute</tt><tt class="py-op">/</tt><tt class="py-number">1440.0</tt> <tt class="py-op">+</tt> <tt class="py-name">second</tt><tt class="py-op">/</tt><tt class="py-number">86400.0</tt> </tt>
<a name="L153"></a><tt class="py-lineno"> 153</tt>  <tt class="py-line"> </tt>
<a name="L154"></a><tt class="py-lineno"> 154</tt>  <tt class="py-line">    <tt class="py-comment"># Start Meeus algorithm (variables are in his notation)</tt> </tt>
<a name="L155"></a><tt class="py-lineno"> 155</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">month</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">3</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L156"></a><tt class="py-lineno"> 156</tt>  <tt class="py-line">        <tt class="py-name">month</tt> <tt class="py-op">=</tt> <tt class="py-name">month</tt> <tt class="py-op">+</tt> <tt class="py-number">12</tt> </tt>
<a name="L157"></a><tt class="py-lineno"> 157</tt>  <tt class="py-line">        <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">year</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt> </tt>
<a name="L158"></a><tt class="py-lineno"> 158</tt>  <tt class="py-line">         </tt>
<a name="L159"></a><tt class="py-lineno"> 159</tt>  <tt class="py-line">    <tt class="py-name">jd</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">366.</tt> <tt class="py-op">*</tt> <tt class="py-op">(</tt><tt class="py-name">year</tt> <tt class="py-op">+</tt> <tt class="py-number">4716</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">30.6001</tt> <tt class="py-op">*</tt> <tt class="py-op">(</tt><tt class="py-name">month</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> \ </tt>
<a name="L160"></a><tt class="py-lineno"> 160</tt>  <tt class="py-line">         <tt class="py-name">day</tt> <tt class="py-op">-</tt> <tt class="py-number">1524.5</tt> </tt>
<a name="L161"></a><tt class="py-lineno"> 161</tt>  <tt class="py-line">     </tt>
<a name="L162"></a><tt class="py-lineno"> 162</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">jd</tt>  </tt>
</div><a name="L163"></a><tt class="py-lineno"> 163</tt>  <tt class="py-line"> </tt>
<a name="_360DayFromDate"></a><div id="_360DayFromDate-def"><a name="L164"></a><tt class="py-lineno"> 164</tt> <a class="py-toggle" href="#" id="_360DayFromDate-toggle" onclick="return toggle('_360DayFromDate');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_360DayFromDate">_360DayFromDate</a><tt class="py-op">(</tt><tt class="py-param">date</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_360DayFromDate-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_360DayFromDate-expanded"><a name="L165"></a><tt class="py-lineno"> 165</tt>  <tt class="py-line"> </tt>
<a name="L166"></a><tt class="py-lineno"> 166</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L167"></a><tt class="py-lineno"> 167</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L168"></a><tt class="py-lineno"> 168</tt>  <tt class="py-line"><tt class="py-docstring">creates a Julian Day for a calendar where all months have 30 daysfrom</tt> </tt>
<a name="L169"></a><tt class="py-lineno"> 169</tt>  <tt class="py-line"><tt class="py-docstring">a 'datetime-like' object.</tt> </tt>
<a name="L170"></a><tt class="py-lineno"> 170</tt>  <tt class="py-line"><tt class="py-docstring">Returns the fractional Julian Day (resolution 1 second).</tt> </tt>
<a name="L171"></a><tt class="py-lineno"> 171</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L172"></a><tt class="py-lineno"> 172</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L173"></a><tt class="py-lineno"> 173</tt>  <tt class="py-line">     </tt>
<a name="L174"></a><tt class="py-lineno"> 174</tt>  <tt class="py-line">    <tt class="py-name">year</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">year</tt><tt class="py-op">;</tt> <tt class="py-name">month</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">month</tt><tt class="py-op">;</tt> <tt class="py-name">day</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">day</tt> </tt>
<a name="L175"></a><tt class="py-lineno"> 175</tt>  <tt class="py-line">    <tt class="py-name">hour</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">hour</tt><tt class="py-op">;</tt> <tt class="py-name">minute</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">minute</tt><tt class="py-op">;</tt> <tt class="py-name">second</tt><tt class="py-op">=</tt><tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">second</tt> </tt>
<a name="L176"></a><tt class="py-lineno"> 176</tt>  <tt class="py-line">    <tt class="py-comment"># Convert time to fractions of a day</tt> </tt>
<a name="L177"></a><tt class="py-lineno"> 177</tt>  <tt class="py-line">    <tt class="py-name">day</tt> <tt class="py-op">=</tt> <tt class="py-name">day</tt> <tt class="py-op">+</tt> <tt class="py-name">hour</tt><tt class="py-op">/</tt><tt class="py-number">24.0</tt> <tt class="py-op">+</tt> <tt class="py-name">minute</tt><tt class="py-op">/</tt><tt class="py-number">1440.0</tt> <tt class="py-op">+</tt> <tt class="py-name">second</tt><tt class="py-op">/</tt><tt class="py-number">86400.0</tt> </tt>
<a name="L178"></a><tt class="py-lineno"> 178</tt>  <tt class="py-line"> </tt>
<a name="L179"></a><tt class="py-lineno"> 179</tt>  <tt class="py-line">    <tt class="py-name">jd</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">360.</tt> <tt class="py-op">*</tt> <tt class="py-op">(</tt><tt class="py-name">year</tt> <tt class="py-op">+</tt> <tt class="py-number">4716</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">30.</tt> <tt class="py-op">*</tt> <tt class="py-op">(</tt><tt class="py-name">month</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">day</tt> </tt>
<a name="L180"></a><tt class="py-lineno"> 180</tt>  <tt class="py-line">     </tt>
<a name="L181"></a><tt class="py-lineno"> 181</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">jd</tt>  </tt>
</div><a name="L182"></a><tt class="py-lineno"> 182</tt>  <tt class="py-line"> </tt>
<a name="DateFromJulianDay"></a><div id="DateFromJulianDay-def"><a name="L183"></a><tt class="py-lineno"> 183</tt> <a class="py-toggle" href="#" id="DateFromJulianDay-toggle" onclick="return toggle('DateFromJulianDay');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#DateFromJulianDay">DateFromJulianDay</a><tt class="py-op">(</tt><tt class="py-param">JD</tt><tt class="py-op">,</tt><tt class="py-param">calendar</tt><tt class="py-op">=</tt><tt class="py-string">'standard'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="DateFromJulianDay-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="DateFromJulianDay-expanded"><a name="L184"></a><tt class="py-lineno"> 184</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L185"></a><tt class="py-lineno"> 185</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L186"></a><tt class="py-lineno"> 186</tt>  <tt class="py-line"><tt class="py-docstring">returns a 'datetime-like' object given Julian Day. Julian Day is a </tt> </tt>
<a name="L187"></a><tt class="py-lineno"> 187</tt>  <tt class="py-line"><tt class="py-docstring">fractional day with a resolution of 1 second.</tt> </tt>
<a name="L188"></a><tt class="py-lineno"> 188</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L189"></a><tt class="py-lineno"> 189</tt>  <tt class="py-line"><tt class="py-docstring">if calendar='standard' or 'gregorian' (default), Julian day follows Julian </tt> </tt>
<a name="L190"></a><tt class="py-lineno"> 190</tt>  <tt class="py-line"><tt class="py-docstring">Calendar on and before 1582-10-5, Gregorian calendar after  1582-10-15.</tt> </tt>
<a name="L191"></a><tt class="py-lineno"> 191</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L192"></a><tt class="py-lineno"> 192</tt>  <tt class="py-line"><tt class="py-docstring">if calendar='proleptic_gregorian', Julian Day follows gregorian calendar.</tt> </tt>
<a name="L193"></a><tt class="py-lineno"> 193</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L194"></a><tt class="py-lineno"> 194</tt>  <tt class="py-line"><tt class="py-docstring">if calendar='julian', Julian Day follows julian calendar.</tt> </tt>
<a name="L195"></a><tt class="py-lineno"> 195</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L196"></a><tt class="py-lineno"> 196</tt>  <tt class="py-line"><tt class="py-docstring">The datetime object is a 'real' datetime object if the date falls in</tt> </tt>
<a name="L197"></a><tt class="py-lineno"> 197</tt>  <tt class="py-line"><tt class="py-docstring">the Gregorian calendar (i.e. calendar='proleptic_gregorian', or</tt> </tt>
<a name="L198"></a><tt class="py-lineno"> 198</tt>  <tt class="py-line"><tt class="py-docstring">calendar = 'standard'/'gregorian' and the date is after 1582-10-15).</tt> </tt>
<a name="L199"></a><tt class="py-lineno"> 199</tt>  <tt class="py-line"><tt class="py-docstring">Otherwise, it's a 'phony' datetime object which is actually an instance</tt> </tt>
<a name="L200"></a><tt class="py-lineno"> 200</tt>  <tt class="py-line"><tt class="py-docstring">of netcdftime.datetime.</tt> </tt>
<a name="L201"></a><tt class="py-lineno"> 201</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L202"></a><tt class="py-lineno"> 202</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L203"></a><tt class="py-lineno"> 203</tt>  <tt class="py-line"><tt class="py-docstring">Algorithm:</tt> </tt>
<a name="L204"></a><tt class="py-lineno"> 204</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L205"></a><tt class="py-lineno"> 205</tt>  <tt class="py-line"><tt class="py-docstring">Meeus, Jean (1998) Astronomical Algorithms (2nd Edition). Willmann-Bell,</tt> </tt>
<a name="L206"></a><tt class="py-lineno"> 206</tt>  <tt class="py-line"><tt class="py-docstring">Virginia. p. 63</tt> </tt>
<a name="L207"></a><tt class="py-lineno"> 207</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L208"></a><tt class="py-lineno"> 208</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L209"></a><tt class="py-lineno"> 209</tt>  <tt class="py-line"> </tt>
<a name="L210"></a><tt class="py-lineno"> 210</tt>  <tt class="py-line">    <tt class="py-comment"># based on redate.py by David Finlayson.</tt> </tt>
<a name="L211"></a><tt class="py-lineno"> 211</tt>  <tt class="py-line">     </tt>
<a name="L212"></a><tt class="py-lineno"> 212</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">JD</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
<a name="L213"></a><tt class="py-lineno"> 213</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'Julian Day must be positive'</tt> </tt>
<a name="L214"></a><tt class="py-lineno"> 214</tt>  <tt class="py-line"> </tt>
<a name="L215"></a><tt class="py-lineno"> 215</tt>  <tt class="py-line">    <tt class="py-name">dayofwk</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">fmod</tt><tt class="py-op">(</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">JD</tt> <tt class="py-op">+</tt> <tt class="py-number">1.5</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-number">7</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L216"></a><tt class="py-lineno"> 216</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">F</tt><tt class="py-op">,</tt> <tt class="py-name">Z</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">JD</tt> <tt class="py-op">+</tt> <tt class="py-number">0.5</tt><tt class="py-op">)</tt> </tt>
<a name="L217"></a><tt class="py-lineno"> 217</tt>  <tt class="py-line">    <tt class="py-name">Z</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">Z</tt><tt class="py-op">)</tt> </tt>
<a name="L218"></a><tt class="py-lineno"> 218</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'standard'</tt><tt class="py-op">,</tt><tt class="py-string">'gregorian'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L219"></a><tt class="py-lineno"> 219</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">JD</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">2299160.5</tt><tt class="py-op">:</tt> </tt>
<a name="L220"></a><tt class="py-lineno"> 220</tt>  <tt class="py-line">            <tt class="py-name">A</tt> <tt class="py-op">=</tt> <tt class="py-name">Z</tt> </tt>
<a name="L221"></a><tt class="py-lineno"> 221</tt>  <tt class="py-line">        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L222"></a><tt class="py-lineno"> 222</tt>  <tt class="py-line">            <tt class="py-name">alpha</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">Z</tt> <tt class="py-op">-</tt> <tt class="py-number">1867216.25</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-number">36524.25</tt><tt class="py-op">)</tt> </tt>
<a name="L223"></a><tt class="py-lineno"> 223</tt>  <tt class="py-line">            <tt class="py-name">A</tt> <tt class="py-op">=</tt> <tt class="py-name">Z</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> <tt class="py-op">+</tt> <tt class="py-name">alpha</tt> <tt class="py-op">-</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">alpha</tt><tt class="py-op">/</tt><tt class="py-number">4</tt><tt class="py-op">)</tt> </tt>
<a name="L224"></a><tt class="py-lineno"> 224</tt>  <tt class="py-line"> </tt>
<a name="L225"></a><tt class="py-lineno"> 225</tt>  <tt class="py-line">    <tt class="py-keyword">elif</tt> <tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'proleptic_gregorian'</tt><tt class="py-op">:</tt> </tt>
<a name="L226"></a><tt class="py-lineno"> 226</tt>  <tt class="py-line">        <tt class="py-name">alpha</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">Z</tt> <tt class="py-op">-</tt> <tt class="py-number">1867216.25</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-number">36524.25</tt><tt class="py-op">)</tt> </tt>
<a name="L227"></a><tt class="py-lineno"> 227</tt>  <tt class="py-line">        <tt class="py-name">A</tt> <tt class="py-op">=</tt> <tt class="py-name">Z</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> <tt class="py-op">+</tt> <tt class="py-name">alpha</tt> <tt class="py-op">-</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">alpha</tt><tt class="py-op">/</tt><tt class="py-number">4</tt><tt class="py-op">)</tt> </tt>
<a name="L228"></a><tt class="py-lineno"> 228</tt>  <tt class="py-line">    <tt class="py-keyword">elif</tt> <tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'julian'</tt><tt class="py-op">:</tt> </tt>
<a name="L229"></a><tt class="py-lineno"> 229</tt>  <tt class="py-line">        <tt class="py-name">A</tt> <tt class="py-op">=</tt> <tt class="py-name">Z</tt> </tt>
<a name="L230"></a><tt class="py-lineno"> 230</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L231"></a><tt class="py-lineno"> 231</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'unknown calendar, must be one of julian,standard,gregorian,proleptic_gregorian, got %s'</tt> <tt class="py-op">%</tt> <tt class="py-name">calendar</tt> </tt>
<a name="L232"></a><tt class="py-lineno"> 232</tt>  <tt class="py-line"> </tt>
<a name="L233"></a><tt class="py-lineno"> 233</tt>  <tt class="py-line">    <tt class="py-name">B</tt> <tt class="py-op">=</tt> <tt class="py-name">A</tt> <tt class="py-op">+</tt> <tt class="py-number">1524</tt> </tt>
<a name="L234"></a><tt class="py-lineno"> 234</tt>  <tt class="py-line">    <tt class="py-name">C</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">B</tt> <tt class="py-op">-</tt> <tt class="py-number">122.1</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-number">365.25</tt><tt class="py-op">)</tt> </tt>
<a name="L235"></a><tt class="py-lineno"> 235</tt>  <tt class="py-line">    <tt class="py-name">D</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">365.25</tt> <tt class="py-op">*</tt> <tt class="py-name">C</tt><tt class="py-op">)</tt> </tt>
<a name="L236"></a><tt class="py-lineno"> 236</tt>  <tt class="py-line">    <tt class="py-name">E</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">B</tt> <tt class="py-op">-</tt> <tt class="py-name">D</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-number">30.6001</tt><tt class="py-op">)</tt> </tt>
<a name="L237"></a><tt class="py-lineno"> 237</tt>  <tt class="py-line"> </tt>
<a name="L238"></a><tt class="py-lineno"> 238</tt>  <tt class="py-line">    <tt class="py-comment"># Convert to date</tt> </tt>
<a name="L239"></a><tt class="py-lineno"> 239</tt>  <tt class="py-line">    <tt class="py-name">day</tt> <tt class="py-op">=</tt> <tt class="py-name">B</tt> <tt class="py-op">-</tt> <tt class="py-name">D</tt> <tt class="py-op">-</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">30.6001</tt> <tt class="py-op">*</tt> <tt class="py-name">E</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">F</tt> </tt>
<a name="L240"></a><tt class="py-lineno"> 240</tt>  <tt class="py-line">    <tt class="py-name">nday</tt> <tt class="py-op">=</tt> <tt class="py-name">B</tt><tt class="py-op">-</tt><tt class="py-name">D</tt><tt class="py-op">-</tt><tt class="py-number">123</tt> </tt>
<a name="L241"></a><tt class="py-lineno"> 241</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">nday</tt> <tt class="py-op">&lt;=</tt> <tt class="py-number">305</tt><tt class="py-op">:</tt> </tt>
<a name="L242"></a><tt class="py-lineno"> 242</tt>  <tt class="py-line">        <tt class="py-name">dayofyr</tt> <tt class="py-op">=</tt> <tt class="py-name">nday</tt><tt class="py-op">+</tt><tt class="py-number">60</tt> </tt>
<a name="L243"></a><tt class="py-lineno"> 243</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L244"></a><tt class="py-lineno"> 244</tt>  <tt class="py-line">        <tt class="py-name">dayofyr</tt> <tt class="py-op">=</tt> <tt class="py-name">nday</tt><tt class="py-op">-</tt><tt class="py-number">305</tt> </tt>
<a name="L245"></a><tt class="py-lineno"> 245</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">E</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">14</tt><tt class="py-op">:</tt> </tt>
<a name="L246"></a><tt class="py-lineno"> 246</tt>  <tt class="py-line">        <tt class="py-name">month</tt> <tt class="py-op">=</tt> <tt class="py-name">E</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt> </tt>
<a name="L247"></a><tt class="py-lineno"> 247</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L248"></a><tt class="py-lineno"> 248</tt>  <tt class="py-line">        <tt class="py-name">month</tt> <tt class="py-op">=</tt> <tt class="py-name">E</tt> <tt class="py-op">-</tt> <tt class="py-number">13</tt> </tt>
<a name="L249"></a><tt class="py-lineno"> 249</tt>  <tt class="py-line"> </tt>
<a name="L250"></a><tt class="py-lineno"> 250</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">month</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">2</tt><tt class="py-op">:</tt> </tt>
<a name="L251"></a><tt class="py-lineno"> 251</tt>  <tt class="py-line">        <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">C</tt> <tt class="py-op">-</tt> <tt class="py-number">4716</tt> </tt>
<a name="L252"></a><tt class="py-lineno"> 252</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L253"></a><tt class="py-lineno"> 253</tt>  <tt class="py-line">        <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">C</tt> <tt class="py-op">-</tt> <tt class="py-number">4715</tt> </tt>
<a name="L254"></a><tt class="py-lineno"> 254</tt>  <tt class="py-line"> </tt>
<a name="L255"></a><tt class="py-lineno"> 255</tt>  <tt class="py-line">    <tt class="py-comment"># a leap year?</tt> </tt>
<a name="L256"></a><tt class="py-lineno"> 256</tt>  <tt class="py-line">    <tt class="py-name">leap</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L257"></a><tt class="py-lineno"> 257</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">year</tt> <tt class="py-op">%</tt> <tt class="py-number">4</tt> <tt class="py-op">==</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
<a name="L258"></a><tt class="py-lineno"> 258</tt>  <tt class="py-line">        <tt class="py-name">leap</tt> <tt class="py-op">=</tt> <tt class="py-number">1</tt> </tt>
<a name="L259"></a><tt class="py-lineno"> 259</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'proleptic_gregorian'</tt> <tt class="py-keyword">or</tt> \ </tt>
<a name="L260"></a><tt class="py-lineno"> 260</tt>  <tt class="py-line">       <tt class="py-op">(</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'standard'</tt><tt class="py-op">,</tt><tt class="py-string">'gregorian'</tt><tt class="py-op">]</tt> <tt class="py-keyword">and</tt> <tt class="py-name">JD</tt> <tt class="py-op">&gt;=</tt> <tt class="py-number">2299160.5</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L261"></a><tt class="py-lineno"> 261</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">year</tt> <tt class="py-op">%</tt> <tt class="py-number">100</tt> <tt class="py-op">==</tt> <tt class="py-number">0</tt> <tt class="py-keyword">and</tt> <tt class="py-name">year</tt> <tt class="py-op">%</tt> <tt class="py-number">400</tt> <tt class="py-op">!=</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt>  </tt>
<a name="L262"></a><tt class="py-lineno"> 262</tt>  <tt class="py-line">            <tt class="py-keyword">print</tt> <tt class="py-name">year</tt> <tt class="py-op">%</tt> <tt class="py-number">100</tt><tt class="py-op">,</tt> <tt class="py-name">year</tt> <tt class="py-op">%</tt> <tt class="py-number">400</tt> </tt>
<a name="L263"></a><tt class="py-lineno"> 263</tt>  <tt class="py-line">            <tt class="py-name">leap</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L264"></a><tt class="py-lineno"> 264</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">leap</tt> <tt class="py-keyword">and</tt> <tt class="py-name">month</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">2</tt><tt class="py-op">:</tt> </tt>
<a name="L265"></a><tt class="py-lineno"> 265</tt>  <tt class="py-line">       <tt class="py-name">dayofyr</tt> <tt class="py-op">=</tt> <tt class="py-name">dayofyr</tt> <tt class="py-op">+</tt> <tt class="py-name">leap</tt> </tt>
<a name="L266"></a><tt class="py-lineno"> 266</tt>  <tt class="py-line">     </tt>
<a name="L267"></a><tt class="py-lineno"> 267</tt>  <tt class="py-line">    <tt class="py-comment"># Convert fractions of a day to time    </tt> </tt>
<a name="L268"></a><tt class="py-lineno"> 268</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">dfrac</tt><tt class="py-op">,</tt> <tt class="py-name">days</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">day</tt><tt class="py-op">/</tt><tt class="py-number">1.0</tt><tt class="py-op">)</tt> </tt>
<a name="L269"></a><tt class="py-lineno"> 269</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">hfrac</tt><tt class="py-op">,</tt> <tt class="py-name">hours</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">dfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">24.0</tt><tt class="py-op">)</tt> </tt>
<a name="L270"></a><tt class="py-lineno"> 270</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">mfrac</tt><tt class="py-op">,</tt> <tt class="py-name">minutes</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">hfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">60.0</tt><tt class="py-op">)</tt> </tt>
<a name="L271"></a><tt class="py-lineno"> 271</tt>  <tt class="py-line">    <tt class="py-name">seconds</tt> <tt class="py-op">=</tt> <tt class="py-name">round</tt><tt class="py-op">(</tt><tt class="py-name">mfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">60.0</tt><tt class="py-op">)</tt> <tt class="py-comment"># seconds are rounded</tt> </tt>
<a name="L272"></a><tt class="py-lineno"> 272</tt>  <tt class="py-line">     </tt>
<a name="L273"></a><tt class="py-lineno"> 273</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">seconds</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">59</tt><tt class="py-op">:</tt> </tt>
<a name="L274"></a><tt class="py-lineno"> 274</tt>  <tt class="py-line">        <tt class="py-name">seconds</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L275"></a><tt class="py-lineno"> 275</tt>  <tt class="py-line">        <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-name">minutes</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L276"></a><tt class="py-lineno"> 276</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">minutes</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">59</tt><tt class="py-op">:</tt> </tt>
<a name="L277"></a><tt class="py-lineno"> 277</tt>  <tt class="py-line">        <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L278"></a><tt class="py-lineno"> 278</tt>  <tt class="py-line">        <tt class="py-name">hours</tt> <tt class="py-op">=</tt> <tt class="py-name">hours</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L279"></a><tt class="py-lineno"> 279</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">hours</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">23</tt><tt class="py-op">:</tt> </tt>
<a name="L280"></a><tt class="py-lineno"> 280</tt>  <tt class="py-line">        <tt class="py-name">hours</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L281"></a><tt class="py-lineno"> 281</tt>  <tt class="py-line">        <tt class="py-name">days</tt> <tt class="py-op">=</tt> <tt class="py-name">days</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L282"></a><tt class="py-lineno"> 282</tt>  <tt class="py-line">     </tt>
<a name="L283"></a><tt class="py-lineno"> 283</tt>  <tt class="py-line">    <tt class="py-comment"># return a 'real' datetime instance if calendar is gregorian.</tt> </tt>
<a name="L284"></a><tt class="py-lineno"> 284</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'proleptic_gregorian'</tt> <tt class="py-keyword">or</tt> \ </tt>
<a name="L285"></a><tt class="py-lineno"> 285</tt>  <tt class="py-line">            <tt class="py-op">(</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'standard'</tt><tt class="py-op">,</tt><tt class="py-string">'gregorian'</tt><tt class="py-op">]</tt> <tt class="py-keyword">and</tt> <tt class="py-name">JD</tt> <tt class="py-op">&gt;=</tt> <tt class="py-number">2299160.5</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L286"></a><tt class="py-lineno"> 286</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">real_datetime</tt><tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">,</tt><tt class="py-name">month</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">days</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">hours</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">minutes</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">seconds</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L287"></a><tt class="py-lineno"> 287</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L288"></a><tt class="py-lineno"> 288</tt>  <tt class="py-line">    <tt class="py-comment"># or else, return a 'datetime-like' instance.</tt> </tt>
<a name="L289"></a><tt class="py-lineno"> 289</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt id="link-8" class="py-name"><a title="netcdftime.netcdftime.datetime" class="py-name" href="#" onclick="return doclink('link-8', 'datetime', 'link-0');">datetime</a></tt><tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">,</tt><tt class="py-name">month</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">days</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">hours</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">minutes</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">seconds</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">dayofwk</tt><tt class="py-op">,</tt><tt class="py-name">dayofyr</tt><tt class="py-op">)</tt> </tt>
</div><a name="L290"></a><tt class="py-lineno"> 290</tt>  <tt class="py-line"> </tt>
<a name="_DateFromNoLeapDay"></a><div id="_DateFromNoLeapDay-def"><a name="L291"></a><tt class="py-lineno"> 291</tt> <a class="py-toggle" href="#" id="_DateFromNoLeapDay-toggle" onclick="return toggle('_DateFromNoLeapDay');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_DateFromNoLeapDay">_DateFromNoLeapDay</a><tt class="py-op">(</tt><tt class="py-param">JD</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_DateFromNoLeapDay-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_DateFromNoLeapDay-expanded"><a name="L292"></a><tt class="py-lineno"> 292</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L293"></a><tt class="py-lineno"> 293</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L294"></a><tt class="py-lineno"> 294</tt>  <tt class="py-line"><tt class="py-docstring">returns a 'datetime-like' object given Julian Day for a calendar with no leap </tt> </tt>
<a name="L295"></a><tt class="py-lineno"> 295</tt>  <tt class="py-line"><tt class="py-docstring">days. Julian Day is a fractional day with a resolution of 1 second.</tt> </tt>
<a name="L296"></a><tt class="py-lineno"> 296</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L297"></a><tt class="py-lineno"> 297</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L298"></a><tt class="py-lineno"> 298</tt>  <tt class="py-line"> </tt>
<a name="L299"></a><tt class="py-lineno"> 299</tt>  <tt class="py-line">    <tt class="py-comment"># based on redate.py by David Finlayson.</tt> </tt>
<a name="L300"></a><tt class="py-lineno"> 300</tt>  <tt class="py-line">     </tt>
<a name="L301"></a><tt class="py-lineno"> 301</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">JD</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
<a name="L302"></a><tt class="py-lineno"> 302</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'Julian Day must be positive'</tt> </tt>
<a name="L303"></a><tt class="py-lineno"> 303</tt>  <tt class="py-line"> </tt>
<a name="L304"></a><tt class="py-lineno"> 304</tt>  <tt class="py-line">    <tt class="py-name">dayofwk</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">fmod</tt><tt class="py-op">(</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">JD</tt> <tt class="py-op">+</tt> <tt class="py-number">1.5</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-number">7</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L305"></a><tt class="py-lineno"> 305</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">F</tt><tt class="py-op">,</tt> <tt class="py-name">Z</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">JD</tt> <tt class="py-op">+</tt> <tt class="py-number">0.5</tt><tt class="py-op">)</tt> </tt>
<a name="L306"></a><tt class="py-lineno"> 306</tt>  <tt class="py-line">    <tt class="py-name">Z</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">Z</tt><tt class="py-op">)</tt> </tt>
<a name="L307"></a><tt class="py-lineno"> 307</tt>  <tt class="py-line">    <tt class="py-name">A</tt> <tt class="py-op">=</tt> <tt class="py-name">Z</tt> </tt>
<a name="L308"></a><tt class="py-lineno"> 308</tt>  <tt class="py-line">    <tt class="py-name">B</tt> <tt class="py-op">=</tt> <tt class="py-name">A</tt> <tt class="py-op">+</tt> <tt class="py-number">1524</tt> </tt>
<a name="L309"></a><tt class="py-lineno"> 309</tt>  <tt class="py-line">    <tt class="py-name">C</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">B</tt> <tt class="py-op">-</tt> <tt class="py-number">122.1</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-number">365.</tt><tt class="py-op">)</tt> </tt>
<a name="L310"></a><tt class="py-lineno"> 310</tt>  <tt class="py-line">    <tt class="py-name">D</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">365.</tt> <tt class="py-op">*</tt> <tt class="py-name">C</tt><tt class="py-op">)</tt> </tt>
<a name="L311"></a><tt class="py-lineno"> 311</tt>  <tt class="py-line">    <tt class="py-name">E</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">B</tt> <tt class="py-op">-</tt> <tt class="py-name">D</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-number">30.6001</tt><tt class="py-op">)</tt> </tt>
<a name="L312"></a><tt class="py-lineno"> 312</tt>  <tt class="py-line"> </tt>
<a name="L313"></a><tt class="py-lineno"> 313</tt>  <tt class="py-line">    <tt class="py-comment"># Convert to date</tt> </tt>
<a name="L314"></a><tt class="py-lineno"> 314</tt>  <tt class="py-line">    <tt class="py-name">day</tt> <tt class="py-op">=</tt> <tt class="py-name">B</tt> <tt class="py-op">-</tt> <tt class="py-name">D</tt> <tt class="py-op">-</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">30.6001</tt> <tt class="py-op">*</tt> <tt class="py-name">E</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">F</tt> </tt>
<a name="L315"></a><tt class="py-lineno"> 315</tt>  <tt class="py-line">    <tt class="py-name">nday</tt> <tt class="py-op">=</tt> <tt class="py-name">B</tt><tt class="py-op">-</tt><tt class="py-name">D</tt><tt class="py-op">-</tt><tt class="py-number">123</tt> </tt>
<a name="L316"></a><tt class="py-lineno"> 316</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">nday</tt> <tt class="py-op">&lt;=</tt> <tt class="py-number">305</tt><tt class="py-op">:</tt> </tt>
<a name="L317"></a><tt class="py-lineno"> 317</tt>  <tt class="py-line">        <tt class="py-name">dayofyr</tt> <tt class="py-op">=</tt> <tt class="py-name">nday</tt><tt class="py-op">+</tt><tt class="py-number">60</tt> </tt>
<a name="L318"></a><tt class="py-lineno"> 318</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L319"></a><tt class="py-lineno"> 319</tt>  <tt class="py-line">        <tt class="py-name">dayofyr</tt> <tt class="py-op">=</tt> <tt class="py-name">nday</tt><tt class="py-op">-</tt><tt class="py-number">305</tt> </tt>
<a name="L320"></a><tt class="py-lineno"> 320</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">E</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">14</tt><tt class="py-op">:</tt> </tt>
<a name="L321"></a><tt class="py-lineno"> 321</tt>  <tt class="py-line">        <tt class="py-name">month</tt> <tt class="py-op">=</tt> <tt class="py-name">E</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt> </tt>
<a name="L322"></a><tt class="py-lineno"> 322</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L323"></a><tt class="py-lineno"> 323</tt>  <tt class="py-line">        <tt class="py-name">month</tt> <tt class="py-op">=</tt> <tt class="py-name">E</tt> <tt class="py-op">-</tt> <tt class="py-number">13</tt> </tt>
<a name="L324"></a><tt class="py-lineno"> 324</tt>  <tt class="py-line"> </tt>
<a name="L325"></a><tt class="py-lineno"> 325</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">month</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">2</tt><tt class="py-op">:</tt> </tt>
<a name="L326"></a><tt class="py-lineno"> 326</tt>  <tt class="py-line">        <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">C</tt> <tt class="py-op">-</tt> <tt class="py-number">4716</tt> </tt>
<a name="L327"></a><tt class="py-lineno"> 327</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L328"></a><tt class="py-lineno"> 328</tt>  <tt class="py-line">        <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">C</tt> <tt class="py-op">-</tt> <tt class="py-number">4715</tt> </tt>
<a name="L329"></a><tt class="py-lineno"> 329</tt>  <tt class="py-line">     </tt>
<a name="L330"></a><tt class="py-lineno"> 330</tt>  <tt class="py-line">    <tt class="py-comment"># Convert fractions of a day to time    </tt> </tt>
<a name="L331"></a><tt class="py-lineno"> 331</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">dfrac</tt><tt class="py-op">,</tt> <tt class="py-name">days</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">day</tt><tt class="py-op">/</tt><tt class="py-number">1.0</tt><tt class="py-op">)</tt> </tt>
<a name="L332"></a><tt class="py-lineno"> 332</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">hfrac</tt><tt class="py-op">,</tt> <tt class="py-name">hours</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">dfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">24.0</tt><tt class="py-op">)</tt> </tt>
<a name="L333"></a><tt class="py-lineno"> 333</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">mfrac</tt><tt class="py-op">,</tt> <tt class="py-name">minutes</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">hfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">60.0</tt><tt class="py-op">)</tt> </tt>
<a name="L334"></a><tt class="py-lineno"> 334</tt>  <tt class="py-line">    <tt class="py-name">seconds</tt> <tt class="py-op">=</tt> <tt class="py-name">round</tt><tt class="py-op">(</tt><tt class="py-name">mfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">60.0</tt><tt class="py-op">)</tt> <tt class="py-comment"># seconds are rounded</tt> </tt>
<a name="L335"></a><tt class="py-lineno"> 335</tt>  <tt class="py-line">     </tt>
<a name="L336"></a><tt class="py-lineno"> 336</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">seconds</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">59</tt><tt class="py-op">:</tt> </tt>
<a name="L337"></a><tt class="py-lineno"> 337</tt>  <tt class="py-line">        <tt class="py-name">seconds</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L338"></a><tt class="py-lineno"> 338</tt>  <tt class="py-line">        <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-name">minutes</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L339"></a><tt class="py-lineno"> 339</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">minutes</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">59</tt><tt class="py-op">:</tt> </tt>
<a name="L340"></a><tt class="py-lineno"> 340</tt>  <tt class="py-line">        <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L341"></a><tt class="py-lineno"> 341</tt>  <tt class="py-line">        <tt class="py-name">hours</tt> <tt class="py-op">=</tt> <tt class="py-name">hours</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L342"></a><tt class="py-lineno"> 342</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">hours</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">23</tt><tt class="py-op">:</tt> </tt>
<a name="L343"></a><tt class="py-lineno"> 343</tt>  <tt class="py-line">        <tt class="py-name">hours</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L344"></a><tt class="py-lineno"> 344</tt>  <tt class="py-line">        <tt class="py-name">days</tt> <tt class="py-op">=</tt> <tt class="py-name">days</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L345"></a><tt class="py-lineno"> 345</tt>  <tt class="py-line">     </tt>
<a name="L346"></a><tt class="py-lineno"> 346</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-9" class="py-name"><a title="netcdftime.netcdftime.datetime" class="py-name" href="#" onclick="return doclink('link-9', 'datetime', 'link-0');">datetime</a></tt><tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">,</tt><tt class="py-name">month</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">days</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">hours</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">minutes</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">seconds</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">dayofwk</tt><tt class="py-op">,</tt> <tt class="py-name">dayofyr</tt><tt class="py-op">)</tt> </tt>
</div><a name="L347"></a><tt class="py-lineno"> 347</tt>  <tt class="py-line"> </tt>
<a name="_DateFromAllLeap"></a><div id="_DateFromAllLeap-def"><a name="L348"></a><tt class="py-lineno"> 348</tt> <a class="py-toggle" href="#" id="_DateFromAllLeap-toggle" onclick="return toggle('_DateFromAllLeap');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_DateFromAllLeap">_DateFromAllLeap</a><tt class="py-op">(</tt><tt class="py-param">JD</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_DateFromAllLeap-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_DateFromAllLeap-expanded"><a name="L349"></a><tt class="py-lineno"> 349</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L350"></a><tt class="py-lineno"> 350</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L351"></a><tt class="py-lineno"> 351</tt>  <tt class="py-line"><tt class="py-docstring">returns a 'datetime-like' object given Julian Day for a calendar where all</tt> </tt>
<a name="L352"></a><tt class="py-lineno"> 352</tt>  <tt class="py-line"><tt class="py-docstring">years have 366 days.</tt> </tt>
<a name="L353"></a><tt class="py-lineno"> 353</tt>  <tt class="py-line"><tt class="py-docstring">Julian Day is a fractional day with a resolution of 1 second.</tt> </tt>
<a name="L354"></a><tt class="py-lineno"> 354</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L355"></a><tt class="py-lineno"> 355</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L356"></a><tt class="py-lineno"> 356</tt>  <tt class="py-line"> </tt>
<a name="L357"></a><tt class="py-lineno"> 357</tt>  <tt class="py-line">    <tt class="py-comment"># based on redate.py by David Finlayson.</tt> </tt>
<a name="L358"></a><tt class="py-lineno"> 358</tt>  <tt class="py-line">     </tt>
<a name="L359"></a><tt class="py-lineno"> 359</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">JD</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
<a name="L360"></a><tt class="py-lineno"> 360</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'Julian Day must be positive'</tt> </tt>
<a name="L361"></a><tt class="py-lineno"> 361</tt>  <tt class="py-line"> </tt>
<a name="L362"></a><tt class="py-lineno"> 362</tt>  <tt class="py-line">    <tt class="py-name">dayofwk</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">fmod</tt><tt class="py-op">(</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">JD</tt> <tt class="py-op">+</tt> <tt class="py-number">1.5</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-number">7</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L363"></a><tt class="py-lineno"> 363</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">F</tt><tt class="py-op">,</tt> <tt class="py-name">Z</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">JD</tt> <tt class="py-op">+</tt> <tt class="py-number">0.5</tt><tt class="py-op">)</tt> </tt>
<a name="L364"></a><tt class="py-lineno"> 364</tt>  <tt class="py-line">    <tt class="py-name">Z</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">Z</tt><tt class="py-op">)</tt> </tt>
<a name="L365"></a><tt class="py-lineno"> 365</tt>  <tt class="py-line">    <tt class="py-name">A</tt> <tt class="py-op">=</tt> <tt class="py-name">Z</tt> </tt>
<a name="L366"></a><tt class="py-lineno"> 366</tt>  <tt class="py-line">    <tt class="py-name">B</tt> <tt class="py-op">=</tt> <tt class="py-name">A</tt> <tt class="py-op">+</tt> <tt class="py-number">1524</tt> </tt>
<a name="L367"></a><tt class="py-lineno"> 367</tt>  <tt class="py-line">    <tt class="py-name">C</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">B</tt> <tt class="py-op">-</tt> <tt class="py-number">122.1</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-number">366.</tt><tt class="py-op">)</tt> </tt>
<a name="L368"></a><tt class="py-lineno"> 368</tt>  <tt class="py-line">    <tt class="py-name">D</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">366.</tt> <tt class="py-op">*</tt> <tt class="py-name">C</tt><tt class="py-op">)</tt> </tt>
<a name="L369"></a><tt class="py-lineno"> 369</tt>  <tt class="py-line">    <tt class="py-name">E</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">B</tt> <tt class="py-op">-</tt> <tt class="py-name">D</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-number">30.6001</tt><tt class="py-op">)</tt> </tt>
<a name="L370"></a><tt class="py-lineno"> 370</tt>  <tt class="py-line"> </tt>
<a name="L371"></a><tt class="py-lineno"> 371</tt>  <tt class="py-line">    <tt class="py-comment"># Convert to date</tt> </tt>
<a name="L372"></a><tt class="py-lineno"> 372</tt>  <tt class="py-line">    <tt class="py-name">day</tt> <tt class="py-op">=</tt> <tt class="py-name">B</tt> <tt class="py-op">-</tt> <tt class="py-name">D</tt> <tt class="py-op">-</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-number">30.6001</tt> <tt class="py-op">*</tt> <tt class="py-name">E</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt class="py-name">F</tt> </tt>
<a name="L373"></a><tt class="py-lineno"> 373</tt>  <tt class="py-line">    <tt class="py-name">nday</tt> <tt class="py-op">=</tt> <tt class="py-name">B</tt><tt class="py-op">-</tt><tt class="py-name">D</tt><tt class="py-op">-</tt><tt class="py-number">123</tt> </tt>
<a name="L374"></a><tt class="py-lineno"> 374</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">nday</tt> <tt class="py-op">&lt;=</tt> <tt class="py-number">305</tt><tt class="py-op">:</tt> </tt>
<a name="L375"></a><tt class="py-lineno"> 375</tt>  <tt class="py-line">        <tt class="py-name">dayofyr</tt> <tt class="py-op">=</tt> <tt class="py-name">nday</tt><tt class="py-op">+</tt><tt class="py-number">60</tt> </tt>
<a name="L376"></a><tt class="py-lineno"> 376</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L377"></a><tt class="py-lineno"> 377</tt>  <tt class="py-line">        <tt class="py-name">dayofyr</tt> <tt class="py-op">=</tt> <tt class="py-name">nday</tt><tt class="py-op">-</tt><tt class="py-number">305</tt> </tt>
<a name="L378"></a><tt class="py-lineno"> 378</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">E</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">14</tt><tt class="py-op">:</tt> </tt>
<a name="L379"></a><tt class="py-lineno"> 379</tt>  <tt class="py-line">        <tt class="py-name">month</tt> <tt class="py-op">=</tt> <tt class="py-name">E</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt> </tt>
<a name="L380"></a><tt class="py-lineno"> 380</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L381"></a><tt class="py-lineno"> 381</tt>  <tt class="py-line">        <tt class="py-name">month</tt> <tt class="py-op">=</tt> <tt class="py-name">E</tt> <tt class="py-op">-</tt> <tt class="py-number">13</tt> </tt>
<a name="L382"></a><tt class="py-lineno"> 382</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">month</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">2</tt><tt class="py-op">:</tt> </tt>
<a name="L383"></a><tt class="py-lineno"> 383</tt>  <tt class="py-line">       <tt class="py-name">dayofyr</tt> <tt class="py-op">=</tt> <tt class="py-name">dayofyr</tt><tt class="py-op">+</tt><tt class="py-number">1</tt> </tt>
<a name="L384"></a><tt class="py-lineno"> 384</tt>  <tt class="py-line"> </tt>
<a name="L385"></a><tt class="py-lineno"> 385</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">month</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">2</tt><tt class="py-op">:</tt> </tt>
<a name="L386"></a><tt class="py-lineno"> 386</tt>  <tt class="py-line">        <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">C</tt> <tt class="py-op">-</tt> <tt class="py-number">4716</tt> </tt>
<a name="L387"></a><tt class="py-lineno"> 387</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L388"></a><tt class="py-lineno"> 388</tt>  <tt class="py-line">        <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">C</tt> <tt class="py-op">-</tt> <tt class="py-number">4715</tt> </tt>
<a name="L389"></a><tt class="py-lineno"> 389</tt>  <tt class="py-line">     </tt>
<a name="L390"></a><tt class="py-lineno"> 390</tt>  <tt class="py-line">    <tt class="py-comment"># Convert fractions of a day to time    </tt> </tt>
<a name="L391"></a><tt class="py-lineno"> 391</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">dfrac</tt><tt class="py-op">,</tt> <tt class="py-name">days</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">day</tt><tt class="py-op">/</tt><tt class="py-number">1.0</tt><tt class="py-op">)</tt> </tt>
<a name="L392"></a><tt class="py-lineno"> 392</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">hfrac</tt><tt class="py-op">,</tt> <tt class="py-name">hours</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">dfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">24.0</tt><tt class="py-op">)</tt> </tt>
<a name="L393"></a><tt class="py-lineno"> 393</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">mfrac</tt><tt class="py-op">,</tt> <tt class="py-name">minutes</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">hfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">60.0</tt><tt class="py-op">)</tt> </tt>
<a name="L394"></a><tt class="py-lineno"> 394</tt>  <tt class="py-line">    <tt class="py-name">seconds</tt> <tt class="py-op">=</tt> <tt class="py-name">round</tt><tt class="py-op">(</tt><tt class="py-name">mfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">60.0</tt><tt class="py-op">)</tt> <tt class="py-comment"># seconds are rounded</tt> </tt>
<a name="L395"></a><tt class="py-lineno"> 395</tt>  <tt class="py-line">     </tt>
<a name="L396"></a><tt class="py-lineno"> 396</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">seconds</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">59</tt><tt class="py-op">:</tt> </tt>
<a name="L397"></a><tt class="py-lineno"> 397</tt>  <tt class="py-line">        <tt class="py-name">seconds</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L398"></a><tt class="py-lineno"> 398</tt>  <tt class="py-line">        <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-name">minutes</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L399"></a><tt class="py-lineno"> 399</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">minutes</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">59</tt><tt class="py-op">:</tt> </tt>
<a name="L400"></a><tt class="py-lineno"> 400</tt>  <tt class="py-line">        <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L401"></a><tt class="py-lineno"> 401</tt>  <tt class="py-line">        <tt class="py-name">hours</tt> <tt class="py-op">=</tt> <tt class="py-name">hours</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L402"></a><tt class="py-lineno"> 402</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">hours</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">23</tt><tt class="py-op">:</tt> </tt>
<a name="L403"></a><tt class="py-lineno"> 403</tt>  <tt class="py-line">        <tt class="py-name">hours</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L404"></a><tt class="py-lineno"> 404</tt>  <tt class="py-line">        <tt class="py-name">days</tt> <tt class="py-op">=</tt> <tt class="py-name">days</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L405"></a><tt class="py-lineno"> 405</tt>  <tt class="py-line">     </tt>
<a name="L406"></a><tt class="py-lineno"> 406</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-10" class="py-name"><a title="netcdftime.netcdftime.datetime" class="py-name" href="#" onclick="return doclink('link-10', 'datetime', 'link-0');">datetime</a></tt><tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">,</tt><tt class="py-name">month</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">days</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">hours</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">minutes</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">seconds</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">dayofwk</tt><tt class="py-op">,</tt> <tt class="py-name">dayofyr</tt><tt class="py-op">)</tt> </tt>
</div><a name="L407"></a><tt class="py-lineno"> 407</tt>  <tt class="py-line"> </tt>
<a name="_DateFrom360Day"></a><div id="_DateFrom360Day-def"><a name="L408"></a><tt class="py-lineno"> 408</tt> <a class="py-toggle" href="#" id="_DateFrom360Day-toggle" onclick="return toggle('_DateFrom360Day');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_DateFrom360Day">_DateFrom360Day</a><tt class="py-op">(</tt><tt class="py-param">JD</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_DateFrom360Day-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_DateFrom360Day-expanded"><a name="L409"></a><tt class="py-lineno"> 409</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L410"></a><tt class="py-lineno"> 410</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L411"></a><tt class="py-lineno"> 411</tt>  <tt class="py-line"><tt class="py-docstring">returns a 'datetime-like' object given Julian Day for a calendar where all</tt> </tt>
<a name="L412"></a><tt class="py-lineno"> 412</tt>  <tt class="py-line"><tt class="py-docstring">months have 30 days.</tt> </tt>
<a name="L413"></a><tt class="py-lineno"> 413</tt>  <tt class="py-line"><tt class="py-docstring">Julian Day is a fractional day with a resolution of 1 second.</tt> </tt>
<a name="L414"></a><tt class="py-lineno"> 414</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L415"></a><tt class="py-lineno"> 415</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L416"></a><tt class="py-lineno"> 416</tt>  <tt class="py-line"> </tt>
<a name="L417"></a><tt class="py-lineno"> 417</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">JD</tt> <tt class="py-op">&lt;</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
<a name="L418"></a><tt class="py-lineno"> 418</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'Julian Day must be positive'</tt> </tt>
<a name="L419"></a><tt class="py-lineno"> 419</tt>  <tt class="py-line"> </tt>
<a name="L420"></a><tt class="py-lineno"> 420</tt>  <tt class="py-line">    <tt class="py-comment">#jd = int(360. * (year + 4716)) + int(30. * (month - 1)) + day</tt> </tt>
<a name="L421"></a><tt class="py-lineno"> 421</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">F</tt><tt class="py-op">,</tt> <tt class="py-name">Z</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">JD</tt><tt class="py-op">)</tt> </tt>
<a name="L422"></a><tt class="py-lineno"> 422</tt>  <tt class="py-line">    <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">Z</tt><tt class="py-op">-</tt><tt class="py-number">0.5</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-number">360.</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-number">4716</tt> </tt>
<a name="L423"></a><tt class="py-lineno"> 423</tt>  <tt class="py-line">    <tt class="py-name">dayofyr</tt> <tt class="py-op">=</tt>  <tt class="py-name">Z</tt> <tt class="py-op">-</tt> <tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">+</tt><tt class="py-number">4716</tt><tt class="py-op">)</tt><tt class="py-op">*</tt><tt class="py-number">360</tt>   </tt>
<a name="L424"></a><tt class="py-lineno"> 424</tt>  <tt class="py-line">    <tt class="py-name">month</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">dayofyr</tt><tt class="py-op">-</tt><tt class="py-number">0.5</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-number">30</tt><tt class="py-op">)</tt><tt class="py-op">+</tt><tt class="py-number">1</tt> </tt>
<a name="L425"></a><tt class="py-lineno"> 425</tt>  <tt class="py-line">    <tt class="py-name">day</tt> <tt class="py-op">=</tt> <tt class="py-name">dayofyr</tt> <tt class="py-op">-</tt> <tt class="py-op">(</tt><tt class="py-name">month</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">)</tt><tt class="py-op">*</tt><tt class="py-number">30</tt> <tt class="py-op">+</tt> <tt class="py-name">F</tt>   </tt>
<a name="L426"></a><tt class="py-lineno"> 426</tt>  <tt class="py-line">     </tt>
<a name="L427"></a><tt class="py-lineno"> 427</tt>  <tt class="py-line">    <tt class="py-comment"># Convert fractions of a day to time    </tt> </tt>
<a name="L428"></a><tt class="py-lineno"> 428</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">dfrac</tt><tt class="py-op">,</tt> <tt class="py-name">days</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">day</tt><tt class="py-op">/</tt><tt class="py-number">1.0</tt><tt class="py-op">)</tt> </tt>
<a name="L429"></a><tt class="py-lineno"> 429</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">hfrac</tt><tt class="py-op">,</tt> <tt class="py-name">hours</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">dfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">24.0</tt><tt class="py-op">)</tt> </tt>
<a name="L430"></a><tt class="py-lineno"> 430</tt>  <tt class="py-line">    <tt class="py-op">(</tt><tt class="py-name">mfrac</tt><tt class="py-op">,</tt> <tt class="py-name">minutes</tt><tt class="py-op">)</tt> <tt class="py-op">=</tt> <tt class="py-name">math</tt><tt class="py-op">.</tt><tt class="py-name">modf</tt><tt class="py-op">(</tt><tt class="py-name">hfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">60.0</tt><tt class="py-op">)</tt> </tt>
<a name="L431"></a><tt class="py-lineno"> 431</tt>  <tt class="py-line">    <tt class="py-name">seconds</tt> <tt class="py-op">=</tt> <tt class="py-name">round</tt><tt class="py-op">(</tt><tt class="py-name">mfrac</tt> <tt class="py-op">*</tt> <tt class="py-number">60.0</tt><tt class="py-op">)</tt> <tt class="py-comment"># seconds are rounded</tt> </tt>
<a name="L432"></a><tt class="py-lineno"> 432</tt>  <tt class="py-line">     </tt>
<a name="L433"></a><tt class="py-lineno"> 433</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">seconds</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">59</tt><tt class="py-op">:</tt> </tt>
<a name="L434"></a><tt class="py-lineno"> 434</tt>  <tt class="py-line">        <tt class="py-name">seconds</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L435"></a><tt class="py-lineno"> 435</tt>  <tt class="py-line">        <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-name">minutes</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L436"></a><tt class="py-lineno"> 436</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">minutes</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">59</tt><tt class="py-op">:</tt> </tt>
<a name="L437"></a><tt class="py-lineno"> 437</tt>  <tt class="py-line">        <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L438"></a><tt class="py-lineno"> 438</tt>  <tt class="py-line">        <tt class="py-name">hours</tt> <tt class="py-op">=</tt> <tt class="py-name">hours</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L439"></a><tt class="py-lineno"> 439</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">hours</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">23</tt><tt class="py-op">:</tt> </tt>
<a name="L440"></a><tt class="py-lineno"> 440</tt>  <tt class="py-line">        <tt class="py-name">hours</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L441"></a><tt class="py-lineno"> 441</tt>  <tt class="py-line">        <tt class="py-name">days</tt> <tt class="py-op">=</tt> <tt class="py-name">days</tt> <tt class="py-op">+</tt> <tt class="py-number">1</tt> </tt>
<a name="L442"></a><tt class="py-lineno"> 442</tt>  <tt class="py-line">     </tt>
<a name="L443"></a><tt class="py-lineno"> 443</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt id="link-11" class="py-name"><a title="netcdftime.netcdftime.datetime" class="py-name" href="#" onclick="return doclink('link-11', 'datetime', 'link-0');">datetime</a></tt><tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">,</tt><tt class="py-name">month</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">days</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">hours</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">minutes</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">seconds</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">dayofyr</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
</div><a name="L444"></a><tt class="py-lineno"> 444</tt>  <tt class="py-line"> </tt>
<a name="_dateparse"></a><div id="_dateparse-def"><a name="L445"></a><tt class="py-lineno"> 445</tt> <a class="py-toggle" href="#" id="_dateparse-toggle" onclick="return toggle('_dateparse');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_dateparse">_dateparse</a><tt class="py-op">(</tt><tt class="py-param">timestr</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_dateparse-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_dateparse-expanded"><a name="L446"></a><tt class="py-lineno"> 446</tt>  <tt class="py-line">    <tt class="py-docstring">"""parse a string of the form time-units since yyyy-mm-dd hh:mm:ss</tt> </tt>
<a name="L447"></a><tt class="py-lineno"> 447</tt>  <tt class="py-line"><tt class="py-docstring">    return a tuple (units, datetimeinstance)"""</tt> </tt>
<a name="L448"></a><tt class="py-lineno"> 448</tt>  <tt class="py-line">    <tt class="py-name">timestr_split</tt> <tt class="py-op">=</tt> <tt class="py-name">timestr</tt><tt class="py-op">.</tt><tt class="py-name">split</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L449"></a><tt class="py-lineno"> 449</tt>  <tt class="py-line">    <tt class="py-name">units</tt> <tt class="py-op">=</tt> <tt class="py-name">timestr_split</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt><tt class="py-op">.</tt><tt class="py-name">lower</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L450"></a><tt class="py-lineno"> 450</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">units</tt> <tt class="py-keyword">not</tt> <tt class="py-keyword">in</tt> <tt id="link-12" class="py-name"><a title="netcdftime.netcdftime._units" class="py-name" href="#" onclick="return doclink('link-12', '_units', 'link-3');">_units</a></tt><tt class="py-op">:</tt> </tt>
<a name="L451"></a><tt class="py-lineno"> 451</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt><tt class="py-string">"units must be one of 'seconds', 'minutes', 'hours' or 'days' (or singular version of these), got '%s'"</tt> <tt class="py-op">%</tt> <tt class="py-name">units</tt> </tt>
<a name="L452"></a><tt class="py-lineno"> 452</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">timestr_split</tt><tt class="py-op">[</tt><tt class="py-number">1</tt><tt class="py-op">]</tt><tt class="py-op">.</tt><tt class="py-name">lower</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> <tt class="py-op">!=</tt> <tt class="py-string">'since'</tt><tt class="py-op">:</tt> </tt>
<a name="L453"></a><tt class="py-lineno"> 453</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt><tt class="py-string">"no 'since' in unit_string"</tt> </tt>
<a name="L454"></a><tt class="py-lineno"> 454</tt>  <tt class="py-line">    <tt class="py-comment"># parse the date string.</tt> </tt>
<a name="L455"></a><tt class="py-lineno"> 455</tt>  <tt class="py-line">    <tt class="py-name">n</tt> <tt class="py-op">=</tt> <tt class="py-name">timestr</tt><tt class="py-op">.</tt><tt class="py-name">find</tt><tt class="py-op">(</tt><tt class="py-string">'since'</tt><tt class="py-op">)</tt><tt class="py-op">+</tt><tt class="py-number">6</tt> </tt>
<a name="L456"></a><tt class="py-lineno"> 456</tt>  <tt class="py-line">    <tt class="py-name">year</tt><tt class="py-op">,</tt><tt class="py-name">month</tt><tt class="py-op">,</tt><tt class="py-name">day</tt><tt class="py-op">,</tt><tt class="py-name">hour</tt><tt class="py-op">,</tt><tt class="py-name">minute</tt><tt class="py-op">,</tt><tt class="py-name">second</tt><tt class="py-op">,</tt><tt class="py-name">utc_offset</tt> <tt class="py-op">=</tt> <tt class="py-name">_parse_date</tt><tt class="py-op">(</tt><tt class="py-name">timestr</tt><tt class="py-op">[</tt><tt class="py-name">n</tt><tt class="py-op">:</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L457"></a><tt class="py-lineno"> 457</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">units</tt><tt class="py-op">,</tt> <tt class="py-name">utc_offset</tt><tt class="py-op">,</tt> <tt id="link-13" class="py-name"><a title="netcdftime.netcdftime.datetime" class="py-name" href="#" onclick="return doclink('link-13', 'datetime', 'link-0');">datetime</a></tt><tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">,</tt> <tt class="py-name">month</tt><tt class="py-op">,</tt> <tt class="py-name">day</tt><tt class="py-op">,</tt> <tt class="py-name">hour</tt><tt class="py-op">,</tt> <tt class="py-name">minute</tt><tt class="py-op">,</tt> <tt class="py-name">second</tt><tt class="py-op">)</tt> </tt>
</div><a name="L458"></a><tt class="py-lineno"> 458</tt>  <tt class="py-line"> </tt>
<a name="utime"></a><div id="utime-def"><a name="L459"></a><tt class="py-lineno"> 459</tt> <a class="py-toggle" href="#" id="utime-toggle" onclick="return toggle('utime');">-</a><tt class="py-line"><tt class="py-keyword">class</tt> <a class="py-def-name" href="netcdftime.netcdftime.utime-class.html">utime</a><tt class="py-op">:</tt> </tt>
</div><div id="utime-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="utime-expanded"><a name="L460"></a><tt class="py-lineno"> 460</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L461"></a><tt class="py-lineno"> 461</tt>  <tt class="py-line"><tt class="py-docstring">Performs conversions of netCDF time coordinate</tt> </tt>
<a name="L462"></a><tt class="py-lineno"> 462</tt>  <tt class="py-line"><tt class="py-docstring">data to/from datetime objects.</tt> </tt>
<a name="L463"></a><tt class="py-lineno"> 463</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L464"></a><tt class="py-lineno"> 464</tt>  <tt class="py-line"><tt class="py-docstring">To initialize: C{t = utime(unit_string,calendar='standard')}</tt> </tt>
<a name="L465"></a><tt class="py-lineno"> 465</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L466"></a><tt class="py-lineno"> 466</tt>  <tt class="py-line"><tt class="py-docstring">where </tt> </tt>
<a name="L467"></a><tt class="py-lineno"> 467</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L468"></a><tt class="py-lineno"> 468</tt>  <tt class="py-line"><tt class="py-docstring">B{C{unit_string}} is a string of the form</tt> </tt>
<a name="L469"></a><tt class="py-lineno"> 469</tt>  <tt class="py-line"><tt class="py-docstring">C{'time-units since &lt;time-origin&gt;'} defining the time units.</tt> </tt>
<a name="L470"></a><tt class="py-lineno"> 470</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L471"></a><tt class="py-lineno"> 471</tt>  <tt class="py-line"><tt class="py-docstring">Valid time-units are days, hours, minutes and seconds (the singular forms </tt> </tt>
<a name="L472"></a><tt class="py-lineno"> 472</tt>  <tt class="py-line"><tt class="py-docstring">are also accepted). An example unit_string would be C{'hours </tt> </tt>
<a name="L473"></a><tt class="py-lineno"> 473</tt>  <tt class="py-line"><tt class="py-docstring">since 0001-01-01 00:00:00'}.</tt> </tt>
<a name="L474"></a><tt class="py-lineno"> 474</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L475"></a><tt class="py-lineno"> 475</tt>  <tt class="py-line"><tt class="py-docstring">The B{C{calendar}} keyword describes the calendar used in the time calculations. </tt> </tt>
<a name="L476"></a><tt class="py-lineno"> 476</tt>  <tt class="py-line"><tt class="py-docstring">All the values currently defined in the U{CF metadata convention </tt> </tt>
<a name="L477"></a><tt class="py-lineno"> 477</tt>  <tt class="py-line"><tt class="py-docstring">&lt;http://cf-pcmdi.llnl.gov/documents/cf-conventions/1.1/cf-conventions.html#time-coordinate&gt;}  </tt> </tt>
<a name="L478"></a><tt class="py-lineno"> 478</tt>  <tt class="py-line"><tt class="py-docstring">are accepted. The default is C{'standard'}, which corresponds to the mixed </tt> </tt>
<a name="L479"></a><tt class="py-lineno"> 479</tt>  <tt class="py-line"><tt class="py-docstring">Gregorian/Julian calendar used by the C{udunits library}. Valid calendars </tt> </tt>
<a name="L480"></a><tt class="py-lineno"> 480</tt>  <tt class="py-line"><tt class="py-docstring">are:</tt> </tt>
<a name="L481"></a><tt class="py-lineno"> 481</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L482"></a><tt class="py-lineno"> 482</tt>  <tt class="py-line"><tt class="py-docstring">C{'gregorian'} or C{'standard'} (default):</tt> </tt>
<a name="L483"></a><tt class="py-lineno"> 483</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L484"></a><tt class="py-lineno"> 484</tt>  <tt class="py-line"><tt class="py-docstring">Mixed Gregorian/Julian calendar as defined by udunits.</tt> </tt>
<a name="L485"></a><tt class="py-lineno"> 485</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L486"></a><tt class="py-lineno"> 486</tt>  <tt class="py-line"><tt class="py-docstring">C{'proleptic_gregorian'}:</tt> </tt>
<a name="L487"></a><tt class="py-lineno"> 487</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L488"></a><tt class="py-lineno"> 488</tt>  <tt class="py-line"><tt class="py-docstring">A Gregorian calendar extended to dates before 1582-10-15. That is, a year </tt> </tt>
<a name="L489"></a><tt class="py-lineno"> 489</tt>  <tt class="py-line"><tt class="py-docstring">is a leap year if either (i) it is divisible by 4 but not by 100 or (ii) </tt> </tt>
<a name="L490"></a><tt class="py-lineno"> 490</tt>  <tt class="py-line"><tt class="py-docstring">it is divisible by 400.</tt> </tt>
<a name="L491"></a><tt class="py-lineno"> 491</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L492"></a><tt class="py-lineno"> 492</tt>  <tt class="py-line"><tt class="py-docstring">C{'noleap'} or C{'365_day'}:</tt> </tt>
<a name="L493"></a><tt class="py-lineno"> 493</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L494"></a><tt class="py-lineno"> 494</tt>  <tt class="py-line"><tt class="py-docstring">Gregorian calendar without leap years, i.e., all years are 365 days long. </tt> </tt>
<a name="L495"></a><tt class="py-lineno"> 495</tt>  <tt class="py-line"><tt class="py-docstring">all_leap or 366_day Gregorian calendar with every year being a leap year, </tt> </tt>
<a name="L496"></a><tt class="py-lineno"> 496</tt>  <tt class="py-line"><tt class="py-docstring">i.e., all years are 366 days long.</tt> </tt>
<a name="L497"></a><tt class="py-lineno"> 497</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L498"></a><tt class="py-lineno"> 498</tt>  <tt class="py-line"><tt class="py-docstring">C{'360_day'}:</tt> </tt>
<a name="L499"></a><tt class="py-lineno"> 499</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L500"></a><tt class="py-lineno"> 500</tt>  <tt class="py-line"><tt class="py-docstring">All years are 360 days divided into 30 day months. </tt> </tt>
<a name="L501"></a><tt class="py-lineno"> 501</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L502"></a><tt class="py-lineno"> 502</tt>  <tt class="py-line"><tt class="py-docstring">C{'julian'}:</tt> </tt>
<a name="L503"></a><tt class="py-lineno"> 503</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L504"></a><tt class="py-lineno"> 504</tt>  <tt class="py-line"><tt class="py-docstring">Proleptic Julian calendar, extended to dates after 1582-10-5. A year is a </tt> </tt>
<a name="L505"></a><tt class="py-lineno"> 505</tt>  <tt class="py-line"><tt class="py-docstring">leap year if it is divisible by 4.</tt> </tt>
<a name="L506"></a><tt class="py-lineno"> 506</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L507"></a><tt class="py-lineno"> 507</tt>  <tt class="py-line"><tt class="py-docstring">The C{L{num2date}} and C{L{date2num}} class methods can used to convert datetime </tt> </tt>
<a name="L508"></a><tt class="py-lineno"> 508</tt>  <tt class="py-line"><tt class="py-docstring">instances to/from the specified time units using the specified calendar.</tt> </tt>
<a name="L509"></a><tt class="py-lineno"> 509</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L510"></a><tt class="py-lineno"> 510</tt>  <tt class="py-line"><tt class="py-docstring">The datetime instances returned by C{num2date} are 'real' python datetime </tt> </tt>
<a name="L511"></a><tt class="py-lineno"> 511</tt>  <tt class="py-line"><tt class="py-docstring">objects if the date falls in the Gregorian calendar (i.e. </tt> </tt>
<a name="L512"></a><tt class="py-lineno"> 512</tt>  <tt class="py-line"><tt class="py-docstring">C{calendar='proleptic_gregorian', 'standard'} or C{'gregorian'} and </tt> </tt>
<a name="L513"></a><tt class="py-lineno"> 513</tt>  <tt class="py-line"><tt class="py-docstring">the date is after 1582-10-15). Otherwise, they are 'phony' datetime </tt> </tt>
<a name="L514"></a><tt class="py-lineno"> 514</tt>  <tt class="py-line"><tt class="py-docstring">objects which are actually instances of C{L{netcdftime.datetime}}.  This is </tt> </tt>
<a name="L515"></a><tt class="py-lineno"> 515</tt>  <tt class="py-line"><tt class="py-docstring">because the python datetime module cannot handle the weird dates in some </tt> </tt>
<a name="L516"></a><tt class="py-lineno"> 516</tt>  <tt class="py-line"><tt class="py-docstring">calendars (such as C{'360_day'} and C{'all_leap'}) which don't exist in any real </tt> </tt>
<a name="L517"></a><tt class="py-lineno"> 517</tt>  <tt class="py-line"><tt class="py-docstring">world calendar.</tt> </tt>
<a name="L518"></a><tt class="py-lineno"> 518</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L519"></a><tt class="py-lineno"> 519</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L520"></a><tt class="py-lineno"> 520</tt>  <tt class="py-line"><tt class="py-docstring">Example usage:</tt> </tt>
<a name="L521"></a><tt class="py-lineno"> 521</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L522"></a><tt class="py-lineno"> 522</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt; from netcdftime import utime</tt> </tt>
<a name="L523"></a><tt class="py-lineno"> 523</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt; from datetime import  datetime</tt> </tt>
<a name="L524"></a><tt class="py-lineno"> 524</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt; cdftime = utime('hours since 0001-01-01 00:00:00')</tt> </tt>
<a name="L525"></a><tt class="py-lineno"> 525</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt; date = datetime.now()</tt> </tt>
<a name="L526"></a><tt class="py-lineno"> 526</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt; print date</tt> </tt>
<a name="L527"></a><tt class="py-lineno"> 527</tt>  <tt class="py-line"><tt class="py-docstring">2006-03-17 16:04:02.561678</tt> </tt>
<a name="L528"></a><tt class="py-lineno"> 528</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt;</tt> </tt>
<a name="L529"></a><tt class="py-lineno"> 529</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt; t = cdftime.date2num(date)</tt> </tt>
<a name="L530"></a><tt class="py-lineno"> 530</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt; print t</tt> </tt>
<a name="L531"></a><tt class="py-lineno"> 531</tt>  <tt class="py-line"><tt class="py-docstring">17577328.0672</tt> </tt>
<a name="L532"></a><tt class="py-lineno"> 532</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt;</tt> </tt>
<a name="L533"></a><tt class="py-lineno"> 533</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt; date = cdftime.num2date(t)</tt> </tt>
<a name="L534"></a><tt class="py-lineno"> 534</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt; print date</tt> </tt>
<a name="L535"></a><tt class="py-lineno"> 535</tt>  <tt class="py-line"><tt class="py-docstring">2006-03-17 16:04:02</tt> </tt>
<a name="L536"></a><tt class="py-lineno"> 536</tt>  <tt class="py-line"><tt class="py-docstring">&gt;&gt;&gt;</tt> </tt>
<a name="L537"></a><tt class="py-lineno"> 537</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L538"></a><tt class="py-lineno"> 538</tt>  <tt class="py-line"><tt class="py-docstring">The resolution of the transformation operation is 1 second.</tt> </tt>
<a name="L539"></a><tt class="py-lineno"> 539</tt>  <tt class="py-line"><tt class="py-docstring">        </tt> </tt>
<a name="L540"></a><tt class="py-lineno"> 540</tt>  <tt class="py-line"><tt class="py-docstring">Warning:  Dates between 1582-10-5 and 1582-10-15 do not exist in the </tt> </tt>
<a name="L541"></a><tt class="py-lineno"> 541</tt>  <tt class="py-line"><tt class="py-docstring">C{'standard'} or C{'gregorian'} calendars.  An exception will be raised if you pass </tt> </tt>
<a name="L542"></a><tt class="py-lineno"> 542</tt>  <tt class="py-line"><tt class="py-docstring">a 'datetime-like' object in that range to the C{L{date2num}} class method.</tt> </tt>
<a name="L543"></a><tt class="py-lineno"> 543</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L544"></a><tt class="py-lineno"> 544</tt>  <tt class="py-line"><tt class="py-docstring">Words of Wisdom from the British MetOffice concerning reference dates:</tt> </tt>
<a name="L545"></a><tt class="py-lineno"> 545</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L546"></a><tt class="py-lineno"> 546</tt>  <tt class="py-line"><tt class="py-docstring">"udunits implements the mixed Gregorian/Julian calendar system, as </tt> </tt>
<a name="L547"></a><tt class="py-lineno"> 547</tt>  <tt class="py-line"><tt class="py-docstring">followed in England, in which dates prior to 1582-10-15 are assumed to use </tt> </tt>
<a name="L548"></a><tt class="py-lineno"> 548</tt>  <tt class="py-line"><tt class="py-docstring">the Julian calendar. Other software cannot be relied upon to handle the </tt> </tt>
<a name="L549"></a><tt class="py-lineno"> 549</tt>  <tt class="py-line"><tt class="py-docstring">change of calendar in the same way, so for robustness it is recommended </tt> </tt>
<a name="L550"></a><tt class="py-lineno"> 550</tt>  <tt class="py-line"><tt class="py-docstring">that the reference date be later than 1582. If earlier dates must be used, </tt> </tt>
<a name="L551"></a><tt class="py-lineno"> 551</tt>  <tt class="py-line"><tt class="py-docstring">it should be noted that udunits treats 0 AD as identical to 1 AD."</tt> </tt>
<a name="L552"></a><tt class="py-lineno"> 552</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L553"></a><tt class="py-lineno"> 553</tt>  <tt class="py-line"><tt class="py-docstring">@ivar origin: datetime instance defining the origin of the netCDF time variable.</tt> </tt>
<a name="L554"></a><tt class="py-lineno"> 554</tt>  <tt class="py-line"><tt class="py-docstring">@ivar calendar:  the calendar used (as specified by the C{calendar} keyword).</tt> </tt>
<a name="L555"></a><tt class="py-lineno"> 555</tt>  <tt class="py-line"><tt class="py-docstring">@ivar unit_string:  a string defining the the netCDF time variable.</tt> </tt>
<a name="L556"></a><tt class="py-lineno"> 556</tt>  <tt class="py-line"><tt class="py-docstring">@ivar units:  the units part of C{unit_string} (i.e. 'days', 'hours', 'seconds').</tt> </tt>
<a name="L557"></a><tt class="py-lineno"> 557</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="utime.__init__"></a><div id="utime.__init__-def"><a name="L558"></a><tt class="py-lineno"> 558</tt> <a class="py-toggle" href="#" id="utime.__init__-toggle" onclick="return toggle('utime.__init__');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime.utime-class.html#__init__">__init__</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt><tt class="py-param">unit_string</tt><tt class="py-op">,</tt><tt class="py-param">calendar</tt><tt class="py-op">=</tt><tt class="py-string">'standard'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="utime.__init__-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="utime.__init__-expanded"><a name="L559"></a><tt class="py-lineno"> 559</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L560"></a><tt class="py-lineno"> 560</tt>  <tt class="py-line"><tt class="py-docstring">@param unit_string: a string of the form</tt> </tt>
<a name="L561"></a><tt class="py-lineno"> 561</tt>  <tt class="py-line"><tt class="py-docstring">C{'time-units since &lt;time-origin&gt;'} defining the time units.</tt> </tt>
<a name="L562"></a><tt class="py-lineno"> 562</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L563"></a><tt class="py-lineno"> 563</tt>  <tt class="py-line"><tt class="py-docstring">Valid time-units are days, hours, minutes and seconds (the singular forms </tt> </tt>
<a name="L564"></a><tt class="py-lineno"> 564</tt>  <tt class="py-line"><tt class="py-docstring">are also accepted). An example unit_string would be C{'hours </tt> </tt>
<a name="L565"></a><tt class="py-lineno"> 565</tt>  <tt class="py-line"><tt class="py-docstring">since 0001-01-01 00:00:00'}.</tt> </tt>
<a name="L566"></a><tt class="py-lineno"> 566</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L567"></a><tt class="py-lineno"> 567</tt>  <tt class="py-line"><tt class="py-docstring">@keyword calendar: describes the calendar used in the time calculations. </tt> </tt>
<a name="L568"></a><tt class="py-lineno"> 568</tt>  <tt class="py-line"><tt class="py-docstring">All the values currently defined in the U{CF metadata convention </tt> </tt>
<a name="L569"></a><tt class="py-lineno"> 569</tt>  <tt class="py-line"><tt class="py-docstring">&lt;http://cf-pcmdi.llnl.gov/documents/cf-conventions/1.1/cf-conventions.html#time-coordinate&gt;}</tt> </tt>
<a name="L570"></a><tt class="py-lineno"> 570</tt>  <tt class="py-line"><tt class="py-docstring">are accepted. The default is C{'standard'}, which corresponds to the mixed </tt> </tt>
<a name="L571"></a><tt class="py-lineno"> 571</tt>  <tt class="py-line"><tt class="py-docstring">Gregorian/Julian calendar used by the C{udunits library}. Valid calendars </tt> </tt>
<a name="L572"></a><tt class="py-lineno"> 572</tt>  <tt class="py-line"><tt class="py-docstring">are:</tt> </tt>
<a name="L573"></a><tt class="py-lineno"> 573</tt>  <tt class="py-line"><tt class="py-docstring"> - C{'gregorian'} or C{'standard'} (default):</tt> </tt>
<a name="L574"></a><tt class="py-lineno"> 574</tt>  <tt class="py-line"><tt class="py-docstring"> Mixed Gregorian/Julian calendar as defined by udunits.</tt> </tt>
<a name="L575"></a><tt class="py-lineno"> 575</tt>  <tt class="py-line"><tt class="py-docstring"> - C{'proleptic_gregorian'}:</tt> </tt>
<a name="L576"></a><tt class="py-lineno"> 576</tt>  <tt class="py-line"><tt class="py-docstring"> A Gregorian calendar extended to dates before 1582-10-15. That is, a year </tt> </tt>
<a name="L577"></a><tt class="py-lineno"> 577</tt>  <tt class="py-line"><tt class="py-docstring"> is a leap year if either (i) it is divisible by 4 but not by 100 or (ii) </tt> </tt>
<a name="L578"></a><tt class="py-lineno"> 578</tt>  <tt class="py-line"><tt class="py-docstring"> it is divisible by 400.</tt> </tt>
<a name="L579"></a><tt class="py-lineno"> 579</tt>  <tt class="py-line"><tt class="py-docstring"> - C{'noleap'} or C{'365_day'}:</tt> </tt>
<a name="L580"></a><tt class="py-lineno"> 580</tt>  <tt class="py-line"><tt class="py-docstring"> Gregorian calendar without leap years, i.e., all years are 365 days long. </tt> </tt>
<a name="L581"></a><tt class="py-lineno"> 581</tt>  <tt class="py-line"><tt class="py-docstring"> - C{'all_leap'} or C{'366_day'}:  </tt> </tt>
<a name="L582"></a><tt class="py-lineno"> 582</tt>  <tt class="py-line"><tt class="py-docstring"> Gregorian calendar with every year being a leap year, i.e.,</tt> </tt>
<a name="L583"></a><tt class="py-lineno"> 583</tt>  <tt class="py-line"><tt class="py-docstring"> all years are 366 days long.</tt> </tt>
<a name="L584"></a><tt class="py-lineno"> 584</tt>  <tt class="py-line"><tt class="py-docstring"> -C{'360_day'}:</tt> </tt>
<a name="L585"></a><tt class="py-lineno"> 585</tt>  <tt class="py-line"><tt class="py-docstring"> All years are 360 days divided into 30 day months. </tt> </tt>
<a name="L586"></a><tt class="py-lineno"> 586</tt>  <tt class="py-line"><tt class="py-docstring"> -C{'julian'}:</tt> </tt>
<a name="L587"></a><tt class="py-lineno"> 587</tt>  <tt class="py-line"><tt class="py-docstring"> Proleptic Julian calendar, extended to dates after 1582-10-5. A year is a </tt> </tt>
<a name="L588"></a><tt class="py-lineno"> 588</tt>  <tt class="py-line"><tt class="py-docstring"> leap year if it is divisible by 4.</tt> </tt>
<a name="L589"></a><tt class="py-lineno"> 589</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L590"></a><tt class="py-lineno"> 590</tt>  <tt class="py-line"><tt class="py-docstring">@returns: A class instance which may be used for converting times from netCDF</tt> </tt>
<a name="L591"></a><tt class="py-lineno"> 591</tt>  <tt class="py-line"><tt class="py-docstring">units to datetime objects.</tt> </tt>
<a name="L592"></a><tt class="py-lineno"> 592</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L593"></a><tt class="py-lineno"> 593</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt id="link-14" class="py-name"><a title="netcdftime.netcdftime._calendars" class="py-name" href="#" onclick="return doclink('link-14', '_calendars', 'link-4');">_calendars</a></tt><tt class="py-op">:</tt> </tt>
<a name="L594"></a><tt class="py-lineno"> 594</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-op">=</tt> <tt class="py-name">calendar</tt> </tt>
<a name="L595"></a><tt class="py-lineno"> 595</tt>  <tt class="py-line">        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L596"></a><tt class="py-lineno"> 596</tt>  <tt class="py-line">            <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">"calendar must be one of %s, got '%s'"</tt> <tt class="py-op">%</tt> <tt class="py-op">(</tt><tt class="py-name">str</tt><tt class="py-op">(</tt><tt id="link-15" class="py-name"><a title="netcdftime.netcdftime._calendars" class="py-name" href="#" onclick="return doclink('link-15', '_calendars', 'link-4');">_calendars</a></tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-name">calendar</tt><tt class="py-op">)</tt> </tt>
<a name="L597"></a><tt class="py-lineno"> 597</tt>  <tt class="py-line">        <tt class="py-name">units</tt><tt class="py-op">,</tt> <tt class="py-name">tzoffset</tt><tt class="py-op">,</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">origin</tt> <tt class="py-op">=</tt> <tt class="py-name">_dateparse</tt><tt class="py-op">(</tt><tt class="py-name">unit_string</tt><tt class="py-op">)</tt> </tt>
<a name="L598"></a><tt class="py-lineno"> 598</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tzoffset</tt> <tt class="py-op">=</tt> <tt class="py-name">tzoffset</tt> <tt class="py-comment"># time zone offset in minutes</tt> </tt>
<a name="L599"></a><tt class="py-lineno"> 599</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">units</tt> <tt class="py-op">=</tt> <tt class="py-name">units</tt> </tt>
<a name="L600"></a><tt class="py-lineno"> 600</tt>  <tt class="py-line">        <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">unit_string</tt> <tt class="py-op">=</tt> <tt class="py-name">unit_string</tt> </tt>
<a name="L601"></a><tt class="py-lineno"> 601</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'noleap'</tt><tt class="py-op">,</tt><tt class="py-string">'365_day'</tt><tt class="py-op">]</tt> <tt class="py-keyword">and</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">origin</tt><tt class="py-op">.</tt><tt class="py-name">month</tt> <tt class="py-op">==</tt> <tt class="py-number">2</tt> <tt class="py-keyword">and</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">origin</tt><tt class="py-op">.</tt><tt class="py-name">day</tt> <tt class="py-op">==</tt> <tt class="py-number">29</tt><tt class="py-op">:</tt> </tt>
<a name="L602"></a><tt class="py-lineno"> 602</tt>  <tt class="py-line">            <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'cannot specify a leap day as the reference time with the noleap calendar'</tt> </tt>
<a name="L603"></a><tt class="py-lineno"> 603</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'360_day'</tt> <tt class="py-keyword">and</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">origin</tt><tt class="py-op">.</tt><tt class="py-name">day</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">30</tt><tt class="py-op">:</tt> </tt>
<a name="L604"></a><tt class="py-lineno"> 604</tt>  <tt class="py-line">            <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'there are only 30 days in every month with the 360_day calendar'</tt> </tt>
<a name="L605"></a><tt class="py-lineno"> 605</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'noleap'</tt><tt class="py-op">,</tt><tt class="py-string">'365_day'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L606"></a><tt class="py-lineno"> 606</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> <tt class="py-op">=</tt> <tt class="py-name">_NoLeapDayFromDate</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">origin</tt><tt class="py-op">)</tt> </tt>
<a name="L607"></a><tt class="py-lineno"> 607</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'all_leap'</tt><tt class="py-op">,</tt><tt class="py-string">'366_day'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L608"></a><tt class="py-lineno"> 608</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> <tt class="py-op">=</tt> <tt class="py-name">_AllLeapFromDate</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">origin</tt><tt class="py-op">)</tt> </tt>
<a name="L609"></a><tt class="py-lineno"> 609</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'360_day'</tt><tt class="py-op">:</tt> </tt>
<a name="L610"></a><tt class="py-lineno"> 610</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> <tt class="py-op">=</tt> <tt class="py-name">_360DayFromDate</tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">origin</tt><tt class="py-op">)</tt> </tt>
<a name="L611"></a><tt class="py-lineno"> 611</tt>  <tt class="py-line">        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L612"></a><tt class="py-lineno"> 612</tt>  <tt class="py-line">            <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> <tt class="py-op">=</tt> <tt id="link-16" class="py-name" targets="Function netcdftime.netcdftime.JulianDayFromDate()=netcdftime.netcdftime-module.html#JulianDayFromDate"><a title="netcdftime.netcdftime.JulianDayFromDate" class="py-name" href="#" onclick="return doclink('link-16', 'JulianDayFromDate', 'link-16');">JulianDayFromDate</a></tt><tt class="py-op">(</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">origin</tt><tt class="py-op">,</tt><tt class="py-name">calendar</tt><tt class="py-op">=</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt><tt class="py-op">)</tt> </tt>
</div><a name="L613"></a><tt class="py-lineno"> 613</tt>  <tt class="py-line"> </tt>
<a name="utime.date2num"></a><div id="utime.date2num-def"><a name="L614"></a><tt class="py-lineno"> 614</tt> <a class="py-toggle" href="#" id="utime.date2num-toggle" onclick="return toggle('utime.date2num');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime.utime-class.html#date2num">date2num</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt><tt class="py-param">date</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="utime.date2num-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="utime.date2num-expanded"><a name="L615"></a><tt class="py-lineno"> 615</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L616"></a><tt class="py-lineno"> 616</tt>  <tt class="py-line"><tt class="py-docstring">Returns C{time_value} in units described by L{unit_string}, using</tt> </tt>
<a name="L617"></a><tt class="py-lineno"> 617</tt>  <tt class="py-line"><tt class="py-docstring">the specified L{calendar}, given a 'datetime-like' object.</tt> </tt>
<a name="L618"></a><tt class="py-lineno"> 618</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L619"></a><tt class="py-lineno"> 619</tt>  <tt class="py-line"><tt class="py-docstring">The datetime object must represent UTC with no time-zone offset.</tt> </tt>
<a name="L620"></a><tt class="py-lineno"> 620</tt>  <tt class="py-line"><tt class="py-docstring">If there is a time-zone offset implied by L{unit_string}, it will</tt> </tt>
<a name="L621"></a><tt class="py-lineno"> 621</tt>  <tt class="py-line"><tt class="py-docstring">be applied to the returned numeric values.</tt> </tt>
<a name="L622"></a><tt class="py-lineno"> 622</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L623"></a><tt class="py-lineno"> 623</tt>  <tt class="py-line"><tt class="py-docstring">Resolution is 1 second.</tt> </tt>
<a name="L624"></a><tt class="py-lineno"> 624</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L625"></a><tt class="py-lineno"> 625</tt>  <tt class="py-line"><tt class="py-docstring">If C{calendar = 'standard'} or C{'gregorian'} (indicating</tt> </tt>
<a name="L626"></a><tt class="py-lineno"> 626</tt>  <tt class="py-line"><tt class="py-docstring">that the mixed Julian/Gregorian calendar is to be used), an</tt> </tt>
<a name="L627"></a><tt class="py-lineno"> 627</tt>  <tt class="py-line"><tt class="py-docstring">exception will be raised if the 'datetime-like' object describes</tt> </tt>
<a name="L628"></a><tt class="py-lineno"> 628</tt>  <tt class="py-line"><tt class="py-docstring">a date between 1582-10-5 and 1582-10-15.</tt> </tt>
<a name="L629"></a><tt class="py-lineno"> 629</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L630"></a><tt class="py-lineno"> 630</tt>  <tt class="py-line"><tt class="py-docstring">Works for scalars, sequences and numpy arrays.</tt> </tt>
<a name="L631"></a><tt class="py-lineno"> 631</tt>  <tt class="py-line"><tt class="py-docstring">Returns a scalar if input is a scalar, else returns a numpy array.</tt> </tt>
<a name="L632"></a><tt class="py-lineno"> 632</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L633"></a><tt class="py-lineno"> 633</tt>  <tt class="py-line">        <tt class="py-name">isscalar</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L634"></a><tt class="py-lineno"> 634</tt>  <tt class="py-line">        <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L635"></a><tt class="py-lineno"> 635</tt>  <tt class="py-line">            <tt class="py-name">date</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt> </tt>
<a name="L636"></a><tt class="py-lineno"> 636</tt>  <tt class="py-line">        <tt class="py-keyword">except</tt><tt class="py-op">:</tt> </tt>
<a name="L637"></a><tt class="py-lineno"> 637</tt>  <tt class="py-line">            <tt class="py-name">isscalar</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
<a name="L638"></a><tt class="py-lineno"> 638</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L639"></a><tt class="py-lineno"> 639</tt>  <tt class="py-line">            <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">array</tt><tt class="py-op">(</tt><tt class="py-name">date</tt><tt class="py-op">)</tt> </tt>
<a name="L640"></a><tt class="py-lineno"> 640</tt>  <tt class="py-line">            <tt id="link-17" class="py-name" targets="Variable netCDF3.Variable.shape=netCDF3.Variable-class.html#shape,Variable netCDF4.Variable.shape=netCDF4.Variable-class.html#shape"><a title="netCDF3.Variable.shape
netCDF4.Variable.shape" class="py-name" href="#" onclick="return doclink('link-17', 'shape', 'link-17');">shape</a></tt> <tt class="py-op">=</tt> <tt class="py-name">date</tt><tt class="py-op">.</tt><tt id="link-18" class="py-name"><a title="netCDF3.Variable.shape
netCDF4.Variable.shape" class="py-name" href="#" onclick="return doclink('link-18', 'shape', 'link-17');">shape</a></tt> </tt>
<a name="L641"></a><tt class="py-lineno"> 641</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'julian'</tt><tt class="py-op">,</tt><tt class="py-string">'standard'</tt><tt class="py-op">,</tt><tt class="py-string">'gregorian'</tt><tt class="py-op">,</tt><tt class="py-string">'proleptic_gregorian'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L642"></a><tt class="py-lineno"> 642</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L643"></a><tt class="py-lineno"> 643</tt>  <tt class="py-line">                <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt id="link-19" class="py-name"><a title="netcdftime.netcdftime.JulianDayFromDate" class="py-name" href="#" onclick="return doclink('link-19', 'JulianDayFromDate', 'link-16');">JulianDayFromDate</a></tt><tt class="py-op">(</tt><tt class="py-name">date</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt><tt class="py-op">)</tt><tt class="py-op">-</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> </tt>
<a name="L644"></a><tt class="py-lineno"> 644</tt>  <tt class="py-line">            <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L645"></a><tt class="py-lineno"> 645</tt>  <tt class="py-line">                <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt id="link-20" class="py-name"><a title="netcdftime.netcdftime.JulianDayFromDate" class="py-name" href="#" onclick="return doclink('link-20', 'JulianDayFromDate', 'link-16');">JulianDayFromDate</a></tt><tt class="py-op">(</tt><tt class="py-name">d</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt><tt class="py-op">)</tt><tt class="py-op">-</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> <tt class="py-keyword">for</tt> <tt class="py-name">d</tt> <tt class="py-keyword">in</tt> <tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">flat</tt><tt class="py-op">]</tt> </tt>
<a name="L646"></a><tt class="py-lineno"> 646</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'noleap'</tt><tt class="py-op">,</tt><tt class="py-string">'365_day'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L647"></a><tt class="py-lineno"> 647</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L648"></a><tt class="py-lineno"> 648</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">month</tt> <tt class="py-op">==</tt> <tt class="py-number">2</tt> <tt class="py-keyword">and</tt> <tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">day</tt> <tt class="py-op">==</tt> <tt class="py-number">29</tt><tt class="py-op">:</tt> </tt>
<a name="L649"></a><tt class="py-lineno"> 649</tt>  <tt class="py-line">                    <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'there is no leap day in the noleap calendar'</tt> </tt>
<a name="L650"></a><tt class="py-lineno"> 650</tt>  <tt class="py-line">                <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">_NoLeapDayFromDate</tt><tt class="py-op">(</tt><tt class="py-name">date</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> </tt>
<a name="L651"></a><tt class="py-lineno"> 651</tt>  <tt class="py-line">            <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L652"></a><tt class="py-lineno"> 652</tt>  <tt class="py-line">                <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L653"></a><tt class="py-lineno"> 653</tt>  <tt class="py-line">                <tt class="py-keyword">for</tt> <tt class="py-name">d</tt> <tt class="py-keyword">in</tt> <tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">flat</tt><tt class="py-op">:</tt> </tt>
<a name="L654"></a><tt class="py-lineno"> 654</tt>  <tt class="py-line">                    <tt class="py-keyword">if</tt> <tt class="py-name">d</tt><tt class="py-op">.</tt><tt class="py-name">month</tt> <tt class="py-op">==</tt> <tt class="py-number">2</tt> <tt class="py-keyword">and</tt> <tt class="py-name">d</tt><tt class="py-op">.</tt><tt class="py-name">day</tt> <tt class="py-op">==</tt> <tt class="py-number">29</tt><tt class="py-op">:</tt> </tt>
<a name="L655"></a><tt class="py-lineno"> 655</tt>  <tt class="py-line">                        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'there is no leap day in the noleap calendar'</tt>                     </tt>
<a name="L656"></a><tt class="py-lineno"> 656</tt>  <tt class="py-line">                    <tt class="py-name">jdelta</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">_NoLeapDayFromDate</tt><tt class="py-op">(</tt><tt class="py-name">d</tt><tt class="py-op">)</tt><tt class="py-op">-</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt><tt class="py-op">)</tt> </tt>
<a name="L657"></a><tt class="py-lineno"> 657</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'all_leap'</tt><tt class="py-op">,</tt><tt class="py-string">'366_day'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L658"></a><tt class="py-lineno"> 658</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L659"></a><tt class="py-lineno"> 659</tt>  <tt class="py-line">                <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">_AllLeapFromDate</tt><tt class="py-op">(</tt><tt class="py-name">date</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> </tt>
<a name="L660"></a><tt class="py-lineno"> 660</tt>  <tt class="py-line">            <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L661"></a><tt class="py-lineno"> 661</tt>  <tt class="py-line">                <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-name">_AllLeapFromDate</tt><tt class="py-op">(</tt><tt class="py-name">d</tt><tt class="py-op">)</tt><tt class="py-op">-</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> <tt class="py-keyword">for</tt> <tt class="py-name">d</tt> <tt class="py-keyword">in</tt> <tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">flat</tt><tt class="py-op">]</tt> </tt>
<a name="L662"></a><tt class="py-lineno"> 662</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'360_day'</tt><tt class="py-op">:</tt> </tt>
<a name="L663"></a><tt class="py-lineno"> 663</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'360_day'</tt> <tt class="py-keyword">and</tt> <tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">day</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">30</tt><tt class="py-op">:</tt> </tt>
<a name="L664"></a><tt class="py-lineno"> 664</tt>  <tt class="py-line">                <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'there are only 30 days in every month with the 360_day calendar'</tt> </tt>
<a name="L665"></a><tt class="py-lineno"> 665</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L666"></a><tt class="py-lineno"> 666</tt>  <tt class="py-line">                <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">_360DayFromDate</tt><tt class="py-op">(</tt><tt class="py-name">date</tt><tt class="py-op">)</tt> <tt class="py-op">-</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> </tt>
<a name="L667"></a><tt class="py-lineno"> 667</tt>  <tt class="py-line">            <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L668"></a><tt class="py-lineno"> 668</tt>  <tt class="py-line">                <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-name">_360DayFromDate</tt><tt class="py-op">(</tt><tt class="py-name">d</tt><tt class="py-op">)</tt><tt class="py-op">-</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> <tt class="py-keyword">for</tt> <tt class="py-name">d</tt> <tt class="py-keyword">in</tt> <tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">flat</tt><tt class="py-op">]</tt> </tt>
<a name="L669"></a><tt class="py-lineno"> 669</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L670"></a><tt class="py-lineno"> 670</tt>  <tt class="py-line">            <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">array</tt><tt class="py-op">(</tt><tt class="py-name">jdelta</tt><tt class="py-op">)</tt> </tt>
<a name="L671"></a><tt class="py-lineno"> 671</tt>  <tt class="py-line">        <tt class="py-comment"># convert to desired units, add time zone offset.</tt> </tt>
<a name="L672"></a><tt class="py-lineno"> 672</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">units</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'second'</tt><tt class="py-op">,</tt><tt class="py-string">'seconds'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L673"></a><tt class="py-lineno"> 673</tt>  <tt class="py-line">            <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">jdelta</tt><tt class="py-op">*</tt><tt class="py-number">86400.</tt> <tt class="py-op">+</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tzoffset</tt><tt class="py-op">*</tt><tt class="py-number">60.</tt> </tt>
<a name="L674"></a><tt class="py-lineno"> 674</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">units</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'minute'</tt><tt class="py-op">,</tt><tt class="py-string">'minutes'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L675"></a><tt class="py-lineno"> 675</tt>  <tt class="py-line">            <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">jdelta</tt><tt class="py-op">*</tt><tt class="py-number">1440.</tt> <tt class="py-op">+</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tzoffset</tt> </tt>
<a name="L676"></a><tt class="py-lineno"> 676</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">units</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'hour'</tt><tt class="py-op">,</tt><tt class="py-string">'hours'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L677"></a><tt class="py-lineno"> 677</tt>  <tt class="py-line">            <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">jdelta</tt><tt class="py-op">*</tt><tt class="py-number">24.</tt> <tt class="py-op">+</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tzoffset</tt><tt class="py-op">/</tt><tt class="py-number">60.</tt> </tt>
<a name="L678"></a><tt class="py-lineno"> 678</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">units</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'day'</tt><tt class="py-op">,</tt><tt class="py-string">'days'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L679"></a><tt class="py-lineno"> 679</tt>  <tt class="py-line">            <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">jdelta</tt> <tt class="py-op">+</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tzoffset</tt><tt class="py-op">/</tt><tt class="py-number">1440.</tt> </tt>
<a name="L680"></a><tt class="py-lineno"> 680</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L681"></a><tt class="py-lineno"> 681</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt class="py-name">jdelta</tt> </tt>
<a name="L682"></a><tt class="py-lineno"> 682</tt>  <tt class="py-line">        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L683"></a><tt class="py-lineno"> 683</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">reshape</tt><tt class="py-op">(</tt><tt class="py-name">jdelta</tt><tt class="py-op">,</tt><tt id="link-21" class="py-name"><a title="netCDF3.Variable.shape
netCDF4.Variable.shape" class="py-name" href="#" onclick="return doclink('link-21', 'shape', 'link-17');">shape</a></tt><tt class="py-op">)</tt> </tt>
</div><a name="L684"></a><tt class="py-lineno"> 684</tt>  <tt class="py-line"> </tt>
<a name="utime.num2date"></a><div id="utime.num2date-def"><a name="L685"></a><tt class="py-lineno"> 685</tt> <a class="py-toggle" href="#" id="utime.num2date-toggle" onclick="return toggle('utime.num2date');">-</a><tt class="py-line">    <tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime.utime-class.html#num2date">num2date</a><tt class="py-op">(</tt><tt class="py-param">self</tt><tt class="py-op">,</tt><tt class="py-param">time_value</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="utime.num2date-collapsed" style="display:none;" pad="++++" indent="++++++++"></div><div id="utime.num2date-expanded"><a name="L686"></a><tt class="py-lineno"> 686</tt>  <tt class="py-line">        <tt class="py-docstring">"""</tt> </tt>
<a name="L687"></a><tt class="py-lineno"> 687</tt>  <tt class="py-line"><tt class="py-docstring">Return a 'datetime-like' object given a C{time_value} in units</tt> </tt>
<a name="L688"></a><tt class="py-lineno"> 688</tt>  <tt class="py-line"><tt class="py-docstring">described by L{unit_string}, using L{calendar}.</tt> </tt>
<a name="L689"></a><tt class="py-lineno"> 689</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L690"></a><tt class="py-lineno"> 690</tt>  <tt class="py-line"><tt class="py-docstring">dates are in UTC with no offset, even if L{unit_string} contains</tt> </tt>
<a name="L691"></a><tt class="py-lineno"> 691</tt>  <tt class="py-line"><tt class="py-docstring">a time zone offset from UTC.</tt> </tt>
<a name="L692"></a><tt class="py-lineno"> 692</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L693"></a><tt class="py-lineno"> 693</tt>  <tt class="py-line"><tt class="py-docstring">Resolution is 1 second.</tt> </tt>
<a name="L694"></a><tt class="py-lineno"> 694</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L695"></a><tt class="py-lineno"> 695</tt>  <tt class="py-line"><tt class="py-docstring">Works for scalars, sequences and numpy arrays.</tt> </tt>
<a name="L696"></a><tt class="py-lineno"> 696</tt>  <tt class="py-line"><tt class="py-docstring">Returns a scalar if input is a scalar, else returns a numpy array.</tt> </tt>
<a name="L697"></a><tt class="py-lineno"> 697</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L698"></a><tt class="py-lineno"> 698</tt>  <tt class="py-line"><tt class="py-docstring">The datetime instances returned by C{num2date} are 'real' python datetime </tt> </tt>
<a name="L699"></a><tt class="py-lineno"> 699</tt>  <tt class="py-line"><tt class="py-docstring">objects if the date falls in the Gregorian calendar (i.e. </tt> </tt>
<a name="L700"></a><tt class="py-lineno"> 700</tt>  <tt class="py-line"><tt class="py-docstring">C{calendar='proleptic_gregorian'}, or C{calendar = 'standard'/'gregorian'} and </tt> </tt>
<a name="L701"></a><tt class="py-lineno"> 701</tt>  <tt class="py-line"><tt class="py-docstring">the date is after 1582-10-15). Otherwise, they are 'phony' datetime </tt> </tt>
<a name="L702"></a><tt class="py-lineno"> 702</tt>  <tt class="py-line"><tt class="py-docstring">objects which are actually instances of netcdftime.datetime.  This is </tt> </tt>
<a name="L703"></a><tt class="py-lineno"> 703</tt>  <tt class="py-line"><tt class="py-docstring">because the python datetime module cannot handle the weird dates in some </tt> </tt>
<a name="L704"></a><tt class="py-lineno"> 704</tt>  <tt class="py-line"><tt class="py-docstring">calendars (such as C{'360_day'} and C{'all_leap'}) which </tt> </tt>
<a name="L705"></a><tt class="py-lineno"> 705</tt>  <tt class="py-line"><tt class="py-docstring">do not exist in any real world calendar.</tt> </tt>
<a name="L706"></a><tt class="py-lineno"> 706</tt>  <tt class="py-line"><tt class="py-docstring">        """</tt> </tt>
<a name="L707"></a><tt class="py-lineno"> 707</tt>  <tt class="py-line">        <tt class="py-name">isscalar</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L708"></a><tt class="py-lineno"> 708</tt>  <tt class="py-line">        <tt class="py-keyword">try</tt><tt class="py-op">:</tt> </tt>
<a name="L709"></a><tt class="py-lineno"> 709</tt>  <tt class="py-line">            <tt class="py-name">time_value</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt> </tt>
<a name="L710"></a><tt class="py-lineno"> 710</tt>  <tt class="py-line">        <tt class="py-keyword">except</tt><tt class="py-op">:</tt> </tt>
<a name="L711"></a><tt class="py-lineno"> 711</tt>  <tt class="py-line">            <tt class="py-name">isscalar</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
<a name="L712"></a><tt class="py-lineno"> 712</tt>  <tt class="py-line">        <tt class="py-name">ismasked</tt> <tt class="py-op">=</tt> <tt class="py-name">False</tt> </tt>
<a name="L713"></a><tt class="py-lineno"> 713</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">hasattr</tt><tt class="py-op">(</tt><tt class="py-name">time_value</tt><tt class="py-op">,</tt><tt class="py-string">'mask'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L714"></a><tt class="py-lineno"> 714</tt>  <tt class="py-line">            <tt class="py-name">mask</tt> <tt class="py-op">=</tt> <tt class="py-name">time_value</tt><tt class="py-op">.</tt><tt class="py-name">mask</tt> </tt>
<a name="L715"></a><tt class="py-lineno"> 715</tt>  <tt class="py-line">            <tt class="py-name">ismasked</tt> <tt class="py-op">=</tt> <tt class="py-name">True</tt> </tt>
<a name="L716"></a><tt class="py-lineno"> 716</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L717"></a><tt class="py-lineno"> 717</tt>  <tt class="py-line">            <tt class="py-name">time_value</tt> <tt class="py-op">=</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">array</tt><tt class="py-op">(</tt><tt class="py-name">time_value</tt><tt class="py-op">,</tt> <tt id="link-22" class="py-name" targets="Variable netCDF3.Variable.dtype=netCDF3.Variable-class.html#dtype,Variable netCDF4.CompoundType.dtype=netCDF4.CompoundType-class.html#dtype,Variable netCDF4.VLType.dtype=netCDF4.VLType-class.html#dtype,Variable netCDF4.Variable.dtype=netCDF4.Variable-class.html#dtype"><a title="netCDF3.Variable.dtype
netCDF4.CompoundType.dtype
netCDF4.VLType.dtype
netCDF4.Variable.dtype" class="py-name" href="#" onclick="return doclink('link-22', 'dtype', 'link-22');">dtype</a></tt><tt class="py-op">=</tt><tt class="py-string">'d'</tt><tt class="py-op">)</tt> </tt>
<a name="L718"></a><tt class="py-lineno"> 718</tt>  <tt class="py-line">            <tt id="link-23" class="py-name"><a title="netCDF3.Variable.shape
netCDF4.Variable.shape" class="py-name" href="#" onclick="return doclink('link-23', 'shape', 'link-17');">shape</a></tt> <tt class="py-op">=</tt> <tt class="py-name">time_value</tt><tt class="py-op">.</tt><tt id="link-24" class="py-name"><a title="netCDF3.Variable.shape
netCDF4.Variable.shape" class="py-name" href="#" onclick="return doclink('link-24', 'shape', 'link-17');">shape</a></tt> </tt>
<a name="L719"></a><tt class="py-lineno"> 719</tt>  <tt class="py-line">        <tt class="py-comment"># convert to desired units, remove time zone offset.</tt> </tt>
<a name="L720"></a><tt class="py-lineno"> 720</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">units</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'second'</tt><tt class="py-op">,</tt><tt class="py-string">'seconds'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L721"></a><tt class="py-lineno"> 721</tt>  <tt class="py-line">            <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">time_value</tt><tt class="py-op">/</tt><tt class="py-number">86400.</tt> <tt class="py-op">-</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tzoffset</tt><tt class="py-op">/</tt><tt class="py-number">1440.</tt> </tt>
<a name="L722"></a><tt class="py-lineno"> 722</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">units</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'minute'</tt><tt class="py-op">,</tt><tt class="py-string">'minutes'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L723"></a><tt class="py-lineno"> 723</tt>  <tt class="py-line">            <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">time_value</tt><tt class="py-op">/</tt><tt class="py-number">1440.</tt> <tt class="py-op">-</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tzoffset</tt><tt class="py-op">/</tt><tt class="py-number">1440.</tt> </tt>
<a name="L724"></a><tt class="py-lineno"> 724</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">units</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'hour'</tt><tt class="py-op">,</tt><tt class="py-string">'hours'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L725"></a><tt class="py-lineno"> 725</tt>  <tt class="py-line">            <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">time_value</tt><tt class="py-op">/</tt><tt class="py-number">24.</tt> <tt class="py-op">-</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tzoffset</tt><tt class="py-op">/</tt><tt class="py-number">1440.</tt> </tt>
<a name="L726"></a><tt class="py-lineno"> 726</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">units</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'day'</tt><tt class="py-op">,</tt><tt class="py-string">'days'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L727"></a><tt class="py-lineno"> 727</tt>  <tt class="py-line">            <tt class="py-name">jdelta</tt> <tt class="py-op">=</tt> <tt class="py-name">time_value</tt> <tt class="py-op">-</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">tzoffset</tt><tt class="py-op">/</tt><tt class="py-number">1440.</tt> </tt>
<a name="L728"></a><tt class="py-lineno"> 728</tt>  <tt class="py-line">        <tt class="py-name">jd</tt> <tt class="py-op">=</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">_jd0</tt> <tt class="py-op">+</tt> <tt class="py-name">jdelta</tt> </tt>
<a name="L729"></a><tt class="py-lineno"> 729</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'julian'</tt><tt class="py-op">,</tt><tt class="py-string">'standard'</tt><tt class="py-op">,</tt><tt class="py-string">'gregorian'</tt><tt class="py-op">,</tt><tt class="py-string">'proleptic_gregorian'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L730"></a><tt class="py-lineno"> 730</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L731"></a><tt class="py-lineno"> 731</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">ismasked</tt><tt class="py-op">:</tt> </tt>
<a name="L732"></a><tt class="py-lineno"> 732</tt>  <tt class="py-line">                    <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L733"></a><tt class="py-lineno"> 733</tt>  <tt class="py-line">                    <tt class="py-keyword">for</tt> <tt class="py-name">j</tt><tt class="py-op">,</tt><tt class="py-name">m</tt> <tt class="py-keyword">in</tt> <tt class="py-name">zip</tt><tt class="py-op">(</tt><tt class="py-name">jd</tt><tt class="py-op">.</tt><tt class="py-name">flat</tt><tt class="py-op">,</tt> <tt class="py-name">mask</tt><tt class="py-op">.</tt><tt class="py-name">flat</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L734"></a><tt class="py-lineno"> 734</tt>  <tt class="py-line">                        <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">m</tt><tt class="py-op">:</tt> </tt>
<a name="L735"></a><tt class="py-lineno"> 735</tt>  <tt class="py-line">                            <tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt id="link-25" class="py-name" targets="Function netcdftime.netcdftime.DateFromJulianDay()=netcdftime.netcdftime-module.html#DateFromJulianDay"><a title="netcdftime.netcdftime.DateFromJulianDay" class="py-name" href="#" onclick="return doclink('link-25', 'DateFromJulianDay', 'link-25');">DateFromJulianDay</a></tt><tt class="py-op">(</tt><tt class="py-name">j</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L736"></a><tt class="py-lineno"> 736</tt>  <tt class="py-line">                        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L737"></a><tt class="py-lineno"> 737</tt>  <tt class="py-line">                            <tt class="py-name">date</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">None</tt><tt class="py-op">)</tt> </tt>
<a name="L738"></a><tt class="py-lineno"> 738</tt>  <tt class="py-line">                <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L739"></a><tt class="py-lineno"> 739</tt>  <tt class="py-line">                    <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt id="link-26" class="py-name"><a title="netcdftime.netcdftime.DateFromJulianDay" class="py-name" href="#" onclick="return doclink('link-26', 'DateFromJulianDay', 'link-25');">DateFromJulianDay</a></tt><tt class="py-op">(</tt><tt class="py-name">j</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt><tt class="py-op">)</tt> <tt class="py-keyword">for</tt> <tt class="py-name">j</tt> <tt class="py-keyword">in</tt> <tt class="py-name">jd</tt><tt class="py-op">.</tt><tt class="py-name">flat</tt><tt class="py-op">]</tt> </tt>
<a name="L740"></a><tt class="py-lineno"> 740</tt>  <tt class="py-line">            <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L741"></a><tt class="py-lineno"> 741</tt>  <tt class="py-line">                <tt class="py-keyword">if</tt> <tt class="py-name">ismasked</tt> <tt class="py-keyword">and</tt> <tt class="py-name">mask</tt><tt class="py-op">.</tt><tt class="py-name">item</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L742"></a><tt class="py-lineno"> 742</tt>  <tt class="py-line">                    <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt class="py-name">None</tt> </tt>
<a name="L743"></a><tt class="py-lineno"> 743</tt>  <tt class="py-line">                <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L744"></a><tt class="py-lineno"> 744</tt>  <tt class="py-line">                    <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt id="link-27" class="py-name"><a title="netcdftime.netcdftime.DateFromJulianDay" class="py-name" href="#" onclick="return doclink('link-27', 'DateFromJulianDay', 'link-25');">DateFromJulianDay</a></tt><tt class="py-op">(</tt><tt class="py-name">jd</tt><tt class="py-op">,</tt><tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt><tt class="py-op">)</tt> </tt>
<a name="L745"></a><tt class="py-lineno"> 745</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'noleap'</tt><tt class="py-op">,</tt><tt class="py-string">'365_day'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L746"></a><tt class="py-lineno"> 746</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L747"></a><tt class="py-lineno"> 747</tt>  <tt class="py-line">                <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-name">_DateFromNoLeapDay</tt><tt class="py-op">(</tt><tt class="py-name">j</tt><tt class="py-op">)</tt> <tt class="py-keyword">for</tt> <tt class="py-name">j</tt> <tt class="py-keyword">in</tt> <tt class="py-name">jd</tt><tt class="py-op">.</tt><tt class="py-name">flat</tt><tt class="py-op">]</tt> </tt>
<a name="L748"></a><tt class="py-lineno"> 748</tt>  <tt class="py-line">            <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L749"></a><tt class="py-lineno"> 749</tt>  <tt class="py-line">                <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt class="py-name">_DateFromNoLeapDay</tt><tt class="py-op">(</tt><tt class="py-name">jd</tt><tt class="py-op">)</tt> </tt>
<a name="L750"></a><tt class="py-lineno"> 750</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'all_leap'</tt><tt class="py-op">,</tt><tt class="py-string">'366_day'</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L751"></a><tt class="py-lineno"> 751</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L752"></a><tt class="py-lineno"> 752</tt>  <tt class="py-line">                <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-name">_DateFromAllLeap</tt><tt class="py-op">(</tt><tt class="py-name">j</tt><tt class="py-op">)</tt> <tt class="py-keyword">for</tt> <tt class="py-name">j</tt> <tt class="py-keyword">in</tt> <tt class="py-name">jd</tt><tt class="py-op">.</tt><tt class="py-name">flat</tt><tt class="py-op">]</tt> </tt>
<a name="L753"></a><tt class="py-lineno"> 753</tt>  <tt class="py-line">            <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L754"></a><tt class="py-lineno"> 754</tt>  <tt class="py-line">                <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt class="py-name">_DateFromAllLeap</tt><tt class="py-op">(</tt><tt class="py-name">jd</tt><tt class="py-op">)</tt> </tt>
<a name="L755"></a><tt class="py-lineno"> 755</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">self</tt><tt class="py-op">.</tt><tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-string">'360_day'</tt><tt class="py-op">:</tt> </tt>
<a name="L756"></a><tt class="py-lineno"> 756</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L757"></a><tt class="py-lineno"> 757</tt>  <tt class="py-line">                <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-name">_DateFrom360Day</tt><tt class="py-op">(</tt><tt class="py-name">j</tt><tt class="py-op">)</tt> <tt class="py-keyword">for</tt> <tt class="py-name">j</tt> <tt class="py-keyword">in</tt> <tt class="py-name">jd</tt><tt class="py-op">.</tt><tt class="py-name">flat</tt><tt class="py-op">]</tt> </tt>
<a name="L758"></a><tt class="py-lineno"> 758</tt>  <tt class="py-line">            <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L759"></a><tt class="py-lineno"> 759</tt>  <tt class="py-line">                <tt class="py-name">date</tt> <tt class="py-op">=</tt> <tt class="py-name">_DateFrom360Day</tt><tt class="py-op">(</tt><tt class="py-name">jd</tt><tt class="py-op">)</tt> </tt>
<a name="L760"></a><tt class="py-lineno"> 760</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">isscalar</tt><tt class="py-op">:</tt> </tt>
<a name="L761"></a><tt class="py-lineno"> 761</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt class="py-name">date</tt> </tt>
<a name="L762"></a><tt class="py-lineno"> 762</tt>  <tt class="py-line">        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L763"></a><tt class="py-lineno"> 763</tt>  <tt class="py-line">            <tt class="py-keyword">return</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">reshape</tt><tt class="py-op">(</tt><tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">array</tt><tt class="py-op">(</tt><tt class="py-name">date</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt id="link-28" class="py-name"><a title="netCDF3.Variable.shape
netCDF4.Variable.shape" class="py-name" href="#" onclick="return doclink('link-28', 'shape', 'link-17');">shape</a></tt><tt class="py-op">)</tt> </tt>
</div></div><a name="L764"></a><tt class="py-lineno"> 764</tt>  <tt class="py-line"> </tt>
<a name="_parse_timezone"></a><div id="_parse_timezone-def"><a name="L765"></a><tt class="py-lineno"> 765</tt> <a class="py-toggle" href="#" id="_parse_timezone-toggle" onclick="return toggle('_parse_timezone');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_parse_timezone">_parse_timezone</a><tt class="py-op">(</tt><tt class="py-param">tzstring</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_parse_timezone-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_parse_timezone-expanded"><a name="L766"></a><tt class="py-lineno"> 766</tt>  <tt class="py-line">    <tt class="py-docstring">"""Parses ISO 8601 time zone specs into tzinfo offsets</tt> </tt>
<a name="L767"></a><tt class="py-lineno"> 767</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L768"></a><tt class="py-lineno"> 768</tt>  <tt class="py-line"><tt class="py-docstring">    Adapted from pyiso8601 (http://code.google.com/p/pyiso8601/)</tt> </tt>
<a name="L769"></a><tt class="py-lineno"> 769</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L770"></a><tt class="py-lineno"> 770</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">tzstring</tt> <tt class="py-op">==</tt> <tt class="py-string">"Z"</tt><tt class="py-op">:</tt> </tt>
<a name="L771"></a><tt class="py-lineno"> 771</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-number">0</tt> </tt>
<a name="L772"></a><tt class="py-lineno"> 772</tt>  <tt class="py-line">    <tt class="py-comment"># This isn't strictly correct, but it's common to encounter dates without</tt> </tt>
<a name="L773"></a><tt class="py-lineno"> 773</tt>  <tt class="py-line">    <tt class="py-comment"># timezones so I'll assume the default (which defaults to UTC).</tt> </tt>
<a name="L774"></a><tt class="py-lineno"> 774</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">tzstring</tt> <tt class="py-keyword">is</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L775"></a><tt class="py-lineno"> 775</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-number">0</tt> </tt>
<a name="L776"></a><tt class="py-lineno"> 776</tt>  <tt class="py-line">    <tt class="py-name">m</tt> <tt class="py-op">=</tt> <tt id="link-29" class="py-name"><a title="netcdftime.netcdftime.TIMEZONE_REGEX" class="py-name" href="#" onclick="return doclink('link-29', 'TIMEZONE_REGEX', 'link-6');">TIMEZONE_REGEX</a></tt><tt class="py-op">.</tt><tt class="py-name">match</tt><tt class="py-op">(</tt><tt class="py-name">tzstring</tt><tt class="py-op">)</tt> </tt>
<a name="L777"></a><tt class="py-lineno"> 777</tt>  <tt class="py-line">    <tt class="py-name">prefix</tt><tt class="py-op">,</tt> <tt class="py-name">hours</tt><tt class="py-op">,</tt> <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-name">m</tt><tt class="py-op">.</tt><tt id="link-30" class="py-name" targets="Variable netCDF4.Dataset.groups=netCDF4.Dataset-class.html#groups"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-30', 'groups', 'link-30');">groups</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L778"></a><tt class="py-lineno"> 778</tt>  <tt class="py-line">    <tt class="py-name">hours</tt><tt class="py-op">,</tt> <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">hours</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt class="py-name">minutes</tt><tt class="py-op">)</tt> </tt>
<a name="L779"></a><tt class="py-lineno"> 779</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">prefix</tt> <tt class="py-op">==</tt> <tt class="py-string">"-"</tt><tt class="py-op">:</tt> </tt>
<a name="L780"></a><tt class="py-lineno"> 780</tt>  <tt class="py-line">        <tt class="py-name">hours</tt> <tt class="py-op">=</tt> <tt class="py-op">-</tt><tt class="py-name">hours</tt> </tt>
<a name="L781"></a><tt class="py-lineno"> 781</tt>  <tt class="py-line">        <tt class="py-name">minutes</tt> <tt class="py-op">=</tt> <tt class="py-op">-</tt><tt class="py-name">minutes</tt> </tt>
<a name="L782"></a><tt class="py-lineno"> 782</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">minutes</tt> <tt class="py-op">+</tt> <tt class="py-name">hours</tt><tt class="py-op">*</tt><tt class="py-number">60.</tt> </tt>
</div><a name="L783"></a><tt class="py-lineno"> 783</tt>  <tt class="py-line"> </tt>
<a name="_parse_date"></a><div id="_parse_date-def"><a name="L784"></a><tt class="py-lineno"> 784</tt> <a class="py-toggle" href="#" id="_parse_date-toggle" onclick="return toggle('_parse_date');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_parse_date">_parse_date</a><tt class="py-op">(</tt><tt class="py-param">datestring</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_parse_date-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_parse_date-expanded"><a name="L785"></a><tt class="py-lineno"> 785</tt>  <tt class="py-line">    <tt class="py-docstring">"""Parses ISO 8601 dates into datetime objects</tt> </tt>
<a name="L786"></a><tt class="py-lineno"> 786</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L787"></a><tt class="py-lineno"> 787</tt>  <tt class="py-line"><tt class="py-docstring">    The timezone is parsed from the date string, assuming UTC</tt> </tt>
<a name="L788"></a><tt class="py-lineno"> 788</tt>  <tt class="py-line"><tt class="py-docstring">    by default.</tt> </tt>
<a name="L789"></a><tt class="py-lineno"> 789</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L790"></a><tt class="py-lineno"> 790</tt>  <tt class="py-line"><tt class="py-docstring">    Adapted from pyiso8601 (http://code.google.com/p/pyiso8601/)</tt> </tt>
<a name="L791"></a><tt class="py-lineno"> 791</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L792"></a><tt class="py-lineno"> 792</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">isinstance</tt><tt class="py-op">(</tt><tt class="py-name">datestring</tt><tt class="py-op">,</tt> <tt class="py-name">basestring</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L793"></a><tt class="py-lineno"> 793</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">"Expecting a string %r"</tt> <tt class="py-op">%</tt> <tt class="py-name">datestring</tt><tt class="py-op">)</tt> </tt>
<a name="L794"></a><tt class="py-lineno"> 794</tt>  <tt class="py-line">    <tt class="py-name">m</tt> <tt class="py-op">=</tt> <tt id="link-31" class="py-name"><a title="netcdftime.netcdftime.ISO8601_REGEX" class="py-name" href="#" onclick="return doclink('link-31', 'ISO8601_REGEX', 'link-5');">ISO8601_REGEX</a></tt><tt class="py-op">.</tt><tt class="py-name">match</tt><tt class="py-op">(</tt><tt class="py-name">datestring</tt><tt class="py-op">)</tt> </tt>
<a name="L795"></a><tt class="py-lineno"> 795</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">m</tt><tt class="py-op">:</tt> </tt>
<a name="L796"></a><tt class="py-lineno"> 796</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">"Unable to parse date string %r"</tt> <tt class="py-op">%</tt> <tt class="py-name">datestring</tt><tt class="py-op">)</tt> </tt>
<a name="L797"></a><tt class="py-lineno"> 797</tt>  <tt class="py-line">    <tt id="link-32" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-32', 'groups', 'link-30');">groups</a></tt> <tt class="py-op">=</tt> <tt class="py-name">m</tt><tt class="py-op">.</tt><tt class="py-name">groupdict</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L798"></a><tt class="py-lineno"> 798</tt>  <tt class="py-line">    <tt class="py-name">tzoffset_mins</tt> <tt class="py-op">=</tt> <tt class="py-name">_parse_timezone</tt><tt class="py-op">(</tt><tt id="link-33" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-33', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"timezone"</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L799"></a><tt class="py-lineno"> 799</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt id="link-34" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-34', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"hour"</tt><tt class="py-op">]</tt> <tt class="py-keyword">is</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L800"></a><tt class="py-lineno"> 800</tt>  <tt class="py-line">        <tt id="link-35" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-35', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"hour"</tt><tt class="py-op">]</tt><tt class="py-op">=</tt><tt class="py-number">0</tt> </tt>
<a name="L801"></a><tt class="py-lineno"> 801</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt id="link-36" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-36', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"minute"</tt><tt class="py-op">]</tt> <tt class="py-keyword">is</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L802"></a><tt class="py-lineno"> 802</tt>  <tt class="py-line">        <tt id="link-37" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-37', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"minute"</tt><tt class="py-op">]</tt><tt class="py-op">=</tt><tt class="py-number">0</tt> </tt>
<a name="L803"></a><tt class="py-lineno"> 803</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt id="link-38" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-38', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"second"</tt><tt class="py-op">]</tt> <tt class="py-keyword">is</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L804"></a><tt class="py-lineno"> 804</tt>  <tt class="py-line">        <tt id="link-39" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-39', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"second"</tt><tt class="py-op">]</tt><tt class="py-op">=</tt><tt class="py-number">0</tt> </tt>
<a name="L805"></a><tt class="py-lineno"> 805</tt>  <tt class="py-line">    <tt class="py-comment">#if groups["fraction"] is None:</tt> </tt>
<a name="L806"></a><tt class="py-lineno"> 806</tt>  <tt class="py-line">    <tt class="py-comment">#    groups["fraction"] = 0</tt> </tt>
<a name="L807"></a><tt class="py-lineno"> 807</tt>  <tt class="py-line">    <tt class="py-comment">#else:</tt> </tt>
<a name="L808"></a><tt class="py-lineno"> 808</tt>  <tt class="py-line">    <tt class="py-comment">#    groups["fraction"] = int(float("0.%s" % groups["fraction"]) * 1e6)</tt> </tt>
<a name="L809"></a><tt class="py-lineno"> 809</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt id="link-40" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-40', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"year"</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt id="link-41" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-41', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"month"</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt id="link-42" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-42', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"day"</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">,</tt>\ </tt>
<a name="L810"></a><tt class="py-lineno"> 810</tt>  <tt class="py-line">        <tt class="py-name">int</tt><tt class="py-op">(</tt><tt id="link-43" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-43', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"hour"</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt id="link-44" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-44', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"minute"</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">(</tt><tt id="link-45" class="py-name"><a title="netCDF4.Dataset.groups" class="py-name" href="#" onclick="return doclink('link-45', 'groups', 'link-30');">groups</a></tt><tt class="py-op">[</tt><tt class="py-string">"second"</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">,</tt>\ </tt>
<a name="L811"></a><tt class="py-lineno"> 811</tt>  <tt class="py-line">        <tt class="py-name">tzoffset_mins</tt> </tt>
</div><a name="L812"></a><tt class="py-lineno"> 812</tt>  <tt class="py-line"> </tt>
<a name="L813"></a><tt class="py-lineno"> 813</tt>  <tt class="py-line"><tt id="link-46" class="py-name" targets="Variable netcdftime.netcdftime._illegal_s=netcdftime.netcdftime-module.html#_illegal_s"><a title="netcdftime.netcdftime._illegal_s" class="py-name" href="#" onclick="return doclink('link-46', '_illegal_s', 'link-46');">_illegal_s</a></tt> <tt class="py-op">=</tt> <tt class="py-name">re</tt><tt class="py-op">.</tt><tt class="py-name">compile</tt><tt class="py-op">(</tt><tt class="py-string">r"((^|[^%])(%%)*%s)"</tt><tt class="py-op">)</tt> </tt>
<a name="L814"></a><tt class="py-lineno"> 814</tt>  <tt class="py-line"> </tt>
<a name="_findall"></a><div id="_findall-def"><a name="L815"></a><tt class="py-lineno"> 815</tt> <a class="py-toggle" href="#" id="_findall-toggle" onclick="return toggle('_findall');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_findall">_findall</a><tt class="py-op">(</tt><tt class="py-param">text</tt><tt class="py-op">,</tt> <tt class="py-param">substr</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_findall-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_findall-expanded"><a name="L816"></a><tt class="py-lineno"> 816</tt>  <tt class="py-line">     <tt class="py-comment"># Also finds overlaps</tt> </tt>
<a name="L817"></a><tt class="py-lineno"> 817</tt>  <tt class="py-line">     <tt class="py-name">sites</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L818"></a><tt class="py-lineno"> 818</tt>  <tt class="py-line">     <tt class="py-name">i</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L819"></a><tt class="py-lineno"> 819</tt>  <tt class="py-line">     <tt class="py-keyword">while</tt> <tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
<a name="L820"></a><tt class="py-lineno"> 820</tt>  <tt class="py-line">         <tt class="py-name">j</tt> <tt class="py-op">=</tt> <tt class="py-name">text</tt><tt class="py-op">.</tt><tt class="py-name">find</tt><tt class="py-op">(</tt><tt class="py-name">substr</tt><tt class="py-op">,</tt> <tt class="py-name">i</tt><tt class="py-op">)</tt> </tt>
<a name="L821"></a><tt class="py-lineno"> 821</tt>  <tt class="py-line">         <tt class="py-keyword">if</tt> <tt class="py-name">j</tt> <tt class="py-op">==</tt> <tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">:</tt> </tt>
<a name="L822"></a><tt class="py-lineno"> 822</tt>  <tt class="py-line">             <tt class="py-keyword">break</tt> </tt>
<a name="L823"></a><tt class="py-lineno"> 823</tt>  <tt class="py-line">         <tt class="py-name">sites</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">j</tt><tt class="py-op">)</tt> </tt>
<a name="L824"></a><tt class="py-lineno"> 824</tt>  <tt class="py-line">         <tt class="py-name">i</tt><tt class="py-op">=</tt><tt class="py-name">j</tt><tt class="py-op">+</tt><tt class="py-number">1</tt> </tt>
<a name="L825"></a><tt class="py-lineno"> 825</tt>  <tt class="py-line">     <tt class="py-keyword">return</tt> <tt class="py-name">sites</tt> </tt>
</div><a name="L826"></a><tt class="py-lineno"> 826</tt>  <tt class="py-line"> </tt>
<a name="L827"></a><tt class="py-lineno"> 827</tt>  <tt class="py-line"><tt class="py-comment"># Every 28 years the calendar repeats, except through century leap</tt> </tt>
<a name="L828"></a><tt class="py-lineno"> 828</tt>  <tt class="py-line"><tt class="py-comment"># years where it's 6 years.  But only if you're using the Gregorian</tt> </tt>
<a name="L829"></a><tt class="py-lineno"> 829</tt>  <tt class="py-line"><tt class="py-comment"># calendar.  ;)</tt> </tt>
<a name="L830"></a><tt class="py-lineno"> 830</tt>  <tt class="py-line"> </tt>
<a name="_strftime"></a><div id="_strftime-def"><a name="L831"></a><tt class="py-lineno"> 831</tt> <a class="py-toggle" href="#" id="_strftime-toggle" onclick="return toggle('_strftime');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_strftime">_strftime</a><tt class="py-op">(</tt><tt class="py-param">dt</tt><tt class="py-op">,</tt> <tt class="py-param">fmt</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_strftime-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_strftime-expanded"><a name="L832"></a><tt class="py-lineno"> 832</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt id="link-47" class="py-name"><a title="netcdftime.netcdftime._illegal_s" class="py-name" href="#" onclick="return doclink('link-47', '_illegal_s', 'link-46');">_illegal_s</a></tt><tt class="py-op">.</tt><tt class="py-name">search</tt><tt class="py-op">(</tt><tt class="py-name">fmt</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L833"></a><tt class="py-lineno"> 833</tt>  <tt class="py-line">        <tt class="py-keyword">raise</tt> <tt class="py-name">TypeError</tt><tt class="py-op">(</tt><tt class="py-string">"This strftime implementation does not handle %s"</tt><tt class="py-op">)</tt> </tt>
<a name="L834"></a><tt class="py-lineno"> 834</tt>  <tt class="py-line">    <tt class="py-comment"># don't use strftime method at all.</tt> </tt>
<a name="L835"></a><tt class="py-lineno"> 835</tt>  <tt class="py-line">    <tt class="py-comment">#if dt.year &gt; 1900:</tt> </tt>
<a name="L836"></a><tt class="py-lineno"> 836</tt>  <tt class="py-line">    <tt class="py-comment">#    return dt.strftime(fmt)</tt> </tt>
<a name="L837"></a><tt class="py-lineno"> 837</tt>  <tt class="py-line"> </tt>
<a name="L838"></a><tt class="py-lineno"> 838</tt>  <tt class="py-line">    <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">dt</tt><tt class="py-op">.</tt><tt class="py-name">year</tt> </tt>
<a name="L839"></a><tt class="py-lineno"> 839</tt>  <tt class="py-line">    <tt class="py-comment"># For every non-leap year century, advance by</tt> </tt>
<a name="L840"></a><tt class="py-lineno"> 840</tt>  <tt class="py-line">    <tt class="py-comment"># 6 years to get into the 28-year repeat cycle</tt> </tt>
<a name="L841"></a><tt class="py-lineno"> 841</tt>  <tt class="py-line">    <tt class="py-name">delta</tt> <tt class="py-op">=</tt> <tt class="py-number">2000</tt> <tt class="py-op">-</tt> <tt class="py-name">year</tt> </tt>
<a name="L842"></a><tt class="py-lineno"> 842</tt>  <tt class="py-line">    <tt class="py-name">off</tt> <tt class="py-op">=</tt> <tt class="py-number">6</tt><tt class="py-op">*</tt><tt class="py-op">(</tt><tt class="py-name">delta</tt> <tt class="py-op">//</tt> <tt class="py-number">100</tt> <tt class="py-op">+</tt> <tt class="py-name">delta</tt> <tt class="py-op">//</tt> <tt class="py-number">400</tt><tt class="py-op">)</tt> </tt>
<a name="L843"></a><tt class="py-lineno"> 843</tt>  <tt class="py-line">    <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">year</tt> <tt class="py-op">+</tt> <tt class="py-name">off</tt> </tt>
<a name="L844"></a><tt class="py-lineno"> 844</tt>  <tt class="py-line"> </tt>
<a name="L845"></a><tt class="py-lineno"> 845</tt>  <tt class="py-line">    <tt class="py-comment"># Move to around the year 2000</tt> </tt>
<a name="L846"></a><tt class="py-lineno"> 846</tt>  <tt class="py-line">    <tt class="py-name">year</tt> <tt class="py-op">=</tt> <tt class="py-name">year</tt> <tt class="py-op">+</tt> <tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-number">2000</tt> <tt class="py-op">-</tt> <tt class="py-name">year</tt><tt class="py-op">)</tt><tt class="py-op">//</tt><tt class="py-number">28</tt><tt class="py-op">)</tt><tt class="py-op">*</tt><tt class="py-number">28</tt> </tt>
<a name="L847"></a><tt class="py-lineno"> 847</tt>  <tt class="py-line">    <tt id="link-48" class="py-name" targets="Method netcdftime.netcdftime.datetime.timetuple()=netcdftime.netcdftime.datetime-class.html#timetuple"><a title="netcdftime.netcdftime.datetime.timetuple" class="py-name" href="#" onclick="return doclink('link-48', 'timetuple', 'link-48');">timetuple</a></tt> <tt class="py-op">=</tt> <tt class="py-name">dt</tt><tt class="py-op">.</tt><tt id="link-49" class="py-name"><a title="netcdftime.netcdftime.datetime.timetuple" class="py-name" href="#" onclick="return doclink('link-49', 'timetuple', 'link-48');">timetuple</a></tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L848"></a><tt class="py-lineno"> 848</tt>  <tt class="py-line">    <tt class="py-name">s1</tt> <tt class="py-op">=</tt> <tt class="py-name">time</tt><tt class="py-op">.</tt><tt id="link-50" class="py-name"><a title="netcdftime.netcdftime.datetime.strftime" class="py-name" href="#" onclick="return doclink('link-50', 'strftime', 'link-7');">strftime</a></tt><tt class="py-op">(</tt><tt class="py-name">fmt</tt><tt class="py-op">,</tt> <tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">,</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt id="link-51" class="py-name"><a title="netcdftime.netcdftime.datetime.timetuple" class="py-name" href="#" onclick="return doclink('link-51', 'timetuple', 'link-48');">timetuple</a></tt><tt class="py-op">[</tt><tt class="py-number">1</tt><tt class="py-op">:</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L849"></a><tt class="py-lineno"> 849</tt>  <tt class="py-line">    <tt class="py-name">sites1</tt> <tt class="py-op">=</tt> <tt class="py-name">_findall</tt><tt class="py-op">(</tt><tt class="py-name">s1</tt><tt class="py-op">,</tt> <tt class="py-name">str</tt><tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L850"></a><tt class="py-lineno"> 850</tt>  <tt class="py-line">     </tt>
<a name="L851"></a><tt class="py-lineno"> 851</tt>  <tt class="py-line">    <tt class="py-name">s2</tt> <tt class="py-op">=</tt> <tt class="py-name">time</tt><tt class="py-op">.</tt><tt id="link-52" class="py-name"><a title="netcdftime.netcdftime.datetime.strftime" class="py-name" href="#" onclick="return doclink('link-52', 'strftime', 'link-7');">strftime</a></tt><tt class="py-op">(</tt><tt class="py-name">fmt</tt><tt class="py-op">,</tt> <tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">+</tt><tt class="py-number">28</tt><tt class="py-op">,</tt><tt class="py-op">)</tt> <tt class="py-op">+</tt> <tt id="link-53" class="py-name"><a title="netcdftime.netcdftime.datetime.timetuple" class="py-name" href="#" onclick="return doclink('link-53', 'timetuple', 'link-48');">timetuple</a></tt><tt class="py-op">[</tt><tt class="py-number">1</tt><tt class="py-op">:</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L852"></a><tt class="py-lineno"> 852</tt>  <tt class="py-line">    <tt class="py-name">sites2</tt> <tt class="py-op">=</tt> <tt class="py-name">_findall</tt><tt class="py-op">(</tt><tt class="py-name">s2</tt><tt class="py-op">,</tt> <tt class="py-name">str</tt><tt class="py-op">(</tt><tt class="py-name">year</tt><tt class="py-op">+</tt><tt class="py-number">28</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L853"></a><tt class="py-lineno"> 853</tt>  <tt class="py-line"> </tt>
<a name="L854"></a><tt class="py-lineno"> 854</tt>  <tt class="py-line">    <tt class="py-name">sites</tt> <tt class="py-op">=</tt> <tt class="py-op">[</tt><tt class="py-op">]</tt> </tt>
<a name="L855"></a><tt class="py-lineno"> 855</tt>  <tt class="py-line">    <tt class="py-keyword">for</tt> <tt class="py-name">site</tt> <tt class="py-keyword">in</tt> <tt class="py-name">sites1</tt><tt class="py-op">:</tt> </tt>
<a name="L856"></a><tt class="py-lineno"> 856</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">site</tt> <tt class="py-keyword">in</tt> <tt class="py-name">sites2</tt><tt class="py-op">:</tt> </tt>
<a name="L857"></a><tt class="py-lineno"> 857</tt>  <tt class="py-line">            <tt class="py-name">sites</tt><tt class="py-op">.</tt><tt class="py-name">append</tt><tt class="py-op">(</tt><tt class="py-name">site</tt><tt class="py-op">)</tt> </tt>
<a name="L858"></a><tt class="py-lineno"> 858</tt>  <tt class="py-line">             </tt>
<a name="L859"></a><tt class="py-lineno"> 859</tt>  <tt class="py-line">    <tt class="py-name">s</tt> <tt class="py-op">=</tt> <tt class="py-name">s1</tt> </tt>
<a name="L860"></a><tt class="py-lineno"> 860</tt>  <tt class="py-line">    <tt class="py-name">syear</tt> <tt class="py-op">=</tt> <tt class="py-string">"%4d"</tt> <tt class="py-op">%</tt> <tt class="py-op">(</tt><tt class="py-name">dt</tt><tt class="py-op">.</tt><tt class="py-name">year</tt><tt class="py-op">,</tt><tt class="py-op">)</tt> </tt>
<a name="L861"></a><tt class="py-lineno"> 861</tt>  <tt class="py-line">    <tt class="py-keyword">for</tt> <tt class="py-name">site</tt> <tt class="py-keyword">in</tt> <tt class="py-name">sites</tt><tt class="py-op">:</tt> </tt>
<a name="L862"></a><tt class="py-lineno"> 862</tt>  <tt class="py-line">        <tt class="py-name">s</tt> <tt class="py-op">=</tt> <tt class="py-name">s</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt class="py-name">site</tt><tt class="py-op">]</tt> <tt class="py-op">+</tt> <tt class="py-name">syear</tt> <tt class="py-op">+</tt> <tt class="py-name">s</tt><tt class="py-op">[</tt><tt class="py-name">site</tt><tt class="py-op">+</tt><tt class="py-number">4</tt><tt class="py-op">:</tt><tt class="py-op">]</tt> </tt>
<a name="L863"></a><tt class="py-lineno"> 863</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">s</tt> </tt>
</div><a name="L864"></a><tt class="py-lineno"> 864</tt>  <tt class="py-line"> </tt>
<a name="date2num"></a><div id="date2num-def"><a name="L865"></a><tt class="py-lineno"> 865</tt> <a class="py-toggle" href="#" id="date2num-toggle" onclick="return toggle('date2num');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#date2num">date2num</a><tt class="py-op">(</tt><tt class="py-param">dates</tt><tt class="py-op">,</tt><tt class="py-param">units</tt><tt class="py-op">,</tt><tt class="py-param">calendar</tt><tt class="py-op">=</tt><tt class="py-string">'standard'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="date2num-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="date2num-expanded"><a name="L866"></a><tt class="py-lineno"> 866</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L867"></a><tt class="py-lineno"> 867</tt>  <tt class="py-line"><tt class="py-docstring">date2num(dates,units,calendar='standard')</tt> </tt>
<a name="L868"></a><tt class="py-lineno"> 868</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L869"></a><tt class="py-lineno"> 869</tt>  <tt class="py-line"><tt class="py-docstring">Return numeric time values given datetime objects. The units</tt> </tt>
<a name="L870"></a><tt class="py-lineno"> 870</tt>  <tt class="py-line"><tt class="py-docstring">of the numeric time values are described by the L{units} argument</tt> </tt>
<a name="L871"></a><tt class="py-lineno"> 871</tt>  <tt class="py-line"><tt class="py-docstring">and the L{calendar} keyword. The datetime objects must</tt> </tt>
<a name="L872"></a><tt class="py-lineno"> 872</tt>  <tt class="py-line"><tt class="py-docstring">be in UTC with no time-zone offset.  If there is a </tt> </tt>
<a name="L873"></a><tt class="py-lineno"> 873</tt>  <tt class="py-line"><tt class="py-docstring">time-zone offset in C{units}, it will be applied to the</tt> </tt>
<a name="L874"></a><tt class="py-lineno"> 874</tt>  <tt class="py-line"><tt class="py-docstring">returned numeric values.</tt> </tt>
<a name="L875"></a><tt class="py-lineno"> 875</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L876"></a><tt class="py-lineno"> 876</tt>  <tt class="py-line"><tt class="py-docstring">Like the matplotlib C{date2num} function, except that it allows</tt> </tt>
<a name="L877"></a><tt class="py-lineno"> 877</tt>  <tt class="py-line"><tt class="py-docstring">for different units and calendars.  Behaves the same if</tt> </tt>
<a name="L878"></a><tt class="py-lineno"> 878</tt>  <tt class="py-line"><tt class="py-docstring">C{units = 'days since 0001-01-01 00:00:00'} and </tt> </tt>
<a name="L879"></a><tt class="py-lineno"> 879</tt>  <tt class="py-line"><tt class="py-docstring">C{calendar = 'proleptic_gregorian'}.</tt> </tt>
<a name="L880"></a><tt class="py-lineno"> 880</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L881"></a><tt class="py-lineno"> 881</tt>  <tt class="py-line"><tt class="py-docstring">@param dates: A datetime object or a sequence of datetime objects.</tt> </tt>
<a name="L882"></a><tt class="py-lineno"> 882</tt>  <tt class="py-line"><tt class="py-docstring"> The datetime objects should not include a time-zone offset.</tt> </tt>
<a name="L883"></a><tt class="py-lineno"> 883</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L884"></a><tt class="py-lineno"> 884</tt>  <tt class="py-line"><tt class="py-docstring">@param units: a string of the form C{'B{time units} since B{reference time}}'</tt> </tt>
<a name="L885"></a><tt class="py-lineno"> 885</tt>  <tt class="py-line"><tt class="py-docstring"> describing the time units. B{C{time units}} can be days, hours, minutes</tt> </tt>
<a name="L886"></a><tt class="py-lineno"> 886</tt>  <tt class="py-line"><tt class="py-docstring"> or seconds.  B{C{reference time}} is the time origin. A valid choice</tt> </tt>
<a name="L887"></a><tt class="py-lineno"> 887</tt>  <tt class="py-line"><tt class="py-docstring"> would be units=C{'hours since 1800-01-01 00:00:00 -6:00'}.</tt> </tt>
<a name="L888"></a><tt class="py-lineno"> 888</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L889"></a><tt class="py-lineno"> 889</tt>  <tt class="py-line"><tt class="py-docstring">@param calendar: describes the calendar used in the time calculations. </tt> </tt>
<a name="L890"></a><tt class="py-lineno"> 890</tt>  <tt class="py-line"><tt class="py-docstring"> All the values currently defined in the U{CF metadata convention </tt> </tt>
<a name="L891"></a><tt class="py-lineno"> 891</tt>  <tt class="py-line"><tt class="py-docstring"> &lt;http://cf-pcmdi.llnl.gov/documents/cf-conventions/&gt;} are supported.</tt> </tt>
<a name="L892"></a><tt class="py-lineno"> 892</tt>  <tt class="py-line"><tt class="py-docstring"> Valid calendars C{'standard', 'gregorian', 'proleptic_gregorian'</tt> </tt>
<a name="L893"></a><tt class="py-lineno"> 893</tt>  <tt class="py-line"><tt class="py-docstring"> 'noleap', '365_day', '360_day', 'julian', 'all_leap', '366_day'}.</tt> </tt>
<a name="L894"></a><tt class="py-lineno"> 894</tt>  <tt class="py-line"><tt class="py-docstring"> Default is C{'standard'}, which is a mixed Julian/Gregorian calendar.</tt> </tt>
<a name="L895"></a><tt class="py-lineno"> 895</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L896"></a><tt class="py-lineno"> 896</tt>  <tt class="py-line"><tt class="py-docstring">@return: a numeric time value, or an array of numeric time values.</tt> </tt>
<a name="L897"></a><tt class="py-lineno"> 897</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L898"></a><tt class="py-lineno"> 898</tt>  <tt class="py-line"><tt class="py-docstring">The maximum resolution of the numeric time values is 1 second.</tt> </tt>
<a name="L899"></a><tt class="py-lineno"> 899</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L900"></a><tt class="py-lineno"> 900</tt>  <tt class="py-line">    <tt class="py-name">cdftime</tt> <tt class="py-op">=</tt> <tt id="link-54" class="py-name" targets="Class netcdftime.netcdftime.utime=netcdftime.netcdftime.utime-class.html"><a title="netcdftime.netcdftime.utime" class="py-name" href="#" onclick="return doclink('link-54', 'utime', 'link-54');">utime</a></tt><tt class="py-op">(</tt><tt class="py-name">units</tt><tt class="py-op">,</tt><tt class="py-name">calendar</tt><tt class="py-op">=</tt><tt class="py-name">calendar</tt><tt class="py-op">)</tt> </tt>
<a name="L901"></a><tt class="py-lineno"> 901</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">cdftime</tt><tt class="py-op">.</tt><tt id="link-55" class="py-name" targets="Function netCDF3.date2num()=netCDF3-module.html#date2num,Function netCDF4.date2num()=netCDF4-module.html#date2num,Function netcdftime.netcdftime.date2num()=netcdftime.netcdftime-module.html#date2num,Method netcdftime.netcdftime.utime.date2num()=netcdftime.netcdftime.utime-class.html#date2num"><a title="netCDF3.date2num
netCDF4.date2num
netcdftime.netcdftime.date2num
netcdftime.netcdftime.utime.date2num" class="py-name" href="#" onclick="return doclink('link-55', 'date2num', 'link-55');">date2num</a></tt><tt class="py-op">(</tt><tt class="py-name">dates</tt><tt class="py-op">)</tt> </tt>
</div><a name="L902"></a><tt class="py-lineno"> 902</tt>  <tt class="py-line"> </tt>
<a name="num2date"></a><div id="num2date-def"><a name="L903"></a><tt class="py-lineno"> 903</tt> <a class="py-toggle" href="#" id="num2date-toggle" onclick="return toggle('num2date');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#num2date">num2date</a><tt class="py-op">(</tt><tt class="py-param">times</tt><tt class="py-op">,</tt><tt class="py-param">units</tt><tt class="py-op">,</tt><tt class="py-param">calendar</tt><tt class="py-op">=</tt><tt class="py-string">'standard'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="num2date-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="num2date-expanded"><a name="L904"></a><tt class="py-lineno"> 904</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L905"></a><tt class="py-lineno"> 905</tt>  <tt class="py-line"><tt class="py-docstring">num2date(times,units,calendar='standard')</tt> </tt>
<a name="L906"></a><tt class="py-lineno"> 906</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L907"></a><tt class="py-lineno"> 907</tt>  <tt class="py-line"><tt class="py-docstring">Return datetime objects given numeric time values. The units</tt> </tt>
<a name="L908"></a><tt class="py-lineno"> 908</tt>  <tt class="py-line"><tt class="py-docstring">of the numeric time values are described by the C{units} argument</tt> </tt>
<a name="L909"></a><tt class="py-lineno"> 909</tt>  <tt class="py-line"><tt class="py-docstring">and the C{calendar} keyword. The returned datetime objects represent </tt> </tt>
<a name="L910"></a><tt class="py-lineno"> 910</tt>  <tt class="py-line"><tt class="py-docstring">UTC with no time-zone offset, even if the specified </tt> </tt>
<a name="L911"></a><tt class="py-lineno"> 911</tt>  <tt class="py-line"><tt class="py-docstring">C{units} contain a time-zone offset.</tt> </tt>
<a name="L912"></a><tt class="py-lineno"> 912</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L913"></a><tt class="py-lineno"> 913</tt>  <tt class="py-line"><tt class="py-docstring">Like the matplotlib C{num2date} function, except that it allows</tt> </tt>
<a name="L914"></a><tt class="py-lineno"> 914</tt>  <tt class="py-line"><tt class="py-docstring">for different units and calendars.  Behaves the same if</tt> </tt>
<a name="L915"></a><tt class="py-lineno"> 915</tt>  <tt class="py-line"><tt class="py-docstring">C{units = 'days since 001-01-01 00:00:00'} and </tt> </tt>
<a name="L916"></a><tt class="py-lineno"> 916</tt>  <tt class="py-line"><tt class="py-docstring">C{calendar = 'proleptic_gregorian'}.</tt> </tt>
<a name="L917"></a><tt class="py-lineno"> 917</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L918"></a><tt class="py-lineno"> 918</tt>  <tt class="py-line"><tt class="py-docstring">@param times: numeric time values. Maximum resolution is 1 second.</tt> </tt>
<a name="L919"></a><tt class="py-lineno"> 919</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L920"></a><tt class="py-lineno"> 920</tt>  <tt class="py-line"><tt class="py-docstring">@param units: a string of the form C{'B{time units} since B{reference time}}'</tt> </tt>
<a name="L921"></a><tt class="py-lineno"> 921</tt>  <tt class="py-line"><tt class="py-docstring">describing the time units. B{C{time units}} can be days, hours, minutes</tt> </tt>
<a name="L922"></a><tt class="py-lineno"> 922</tt>  <tt class="py-line"><tt class="py-docstring">or seconds.  B{C{reference time}} is the time origin. A valid choice</tt> </tt>
<a name="L923"></a><tt class="py-lineno"> 923</tt>  <tt class="py-line"><tt class="py-docstring">would be units=C{'hours since 1800-01-01 00:00:00 -6:00'}.</tt> </tt>
<a name="L924"></a><tt class="py-lineno"> 924</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L925"></a><tt class="py-lineno"> 925</tt>  <tt class="py-line"><tt class="py-docstring">@param calendar: describes the calendar used in the time calculations. </tt> </tt>
<a name="L926"></a><tt class="py-lineno"> 926</tt>  <tt class="py-line"><tt class="py-docstring">All the values currently defined in the U{CF metadata convention </tt> </tt>
<a name="L927"></a><tt class="py-lineno"> 927</tt>  <tt class="py-line"><tt class="py-docstring">&lt;http://cf-pcmdi.llnl.gov/documents/cf-conventions/&gt;} are supported.</tt> </tt>
<a name="L928"></a><tt class="py-lineno"> 928</tt>  <tt class="py-line"><tt class="py-docstring">Valid calendars C{'standard', 'gregorian', 'proleptic_gregorian'</tt> </tt>
<a name="L929"></a><tt class="py-lineno"> 929</tt>  <tt class="py-line"><tt class="py-docstring">'noleap', '365_day', '360_day', 'julian', 'all_leap', '366_day'}.</tt> </tt>
<a name="L930"></a><tt class="py-lineno"> 930</tt>  <tt class="py-line"><tt class="py-docstring">Default is C{'standard'}, which is a mixed Julian/Gregorian calendar.</tt> </tt>
<a name="L931"></a><tt class="py-lineno"> 931</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L932"></a><tt class="py-lineno"> 932</tt>  <tt class="py-line"><tt class="py-docstring">@return: a datetime instance, or an array of datetime instances.</tt> </tt>
<a name="L933"></a><tt class="py-lineno"> 933</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L934"></a><tt class="py-lineno"> 934</tt>  <tt class="py-line"><tt class="py-docstring">The datetime instances returned are 'real' python datetime </tt> </tt>
<a name="L935"></a><tt class="py-lineno"> 935</tt>  <tt class="py-line"><tt class="py-docstring">objects if the date falls in the Gregorian calendar (i.e. </tt> </tt>
<a name="L936"></a><tt class="py-lineno"> 936</tt>  <tt class="py-line"><tt class="py-docstring">C{calendar='proleptic_gregorian'}, or C{calendar = 'standard'} or C{'gregorian'}</tt> </tt>
<a name="L937"></a><tt class="py-lineno"> 937</tt>  <tt class="py-line"><tt class="py-docstring">and the date is after 1582-10-15). Otherwise, they are 'phony' datetime </tt> </tt>
<a name="L938"></a><tt class="py-lineno"> 938</tt>  <tt class="py-line"><tt class="py-docstring">objects which support some but not all the methods of 'real' python</tt> </tt>
<a name="L939"></a><tt class="py-lineno"> 939</tt>  <tt class="py-line"><tt class="py-docstring">datetime objects.  This is because the python datetime module cannot</tt> </tt>
<a name="L940"></a><tt class="py-lineno"> 940</tt>  <tt class="py-line"><tt class="py-docstring">the uses the C{'proleptic_gregorian'} calendar, even before the switch</tt> </tt>
<a name="L941"></a><tt class="py-lineno"> 941</tt>  <tt class="py-line"><tt class="py-docstring">occured from the Julian calendar in 1582. The datetime instances</tt> </tt>
<a name="L942"></a><tt class="py-lineno"> 942</tt>  <tt class="py-line"><tt class="py-docstring">do not contain a time-zone offset, even if the specified C{units}</tt> </tt>
<a name="L943"></a><tt class="py-lineno"> 943</tt>  <tt class="py-line"><tt class="py-docstring">contains one.</tt> </tt>
<a name="L944"></a><tt class="py-lineno"> 944</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L945"></a><tt class="py-lineno"> 945</tt>  <tt class="py-line">    <tt class="py-name">cdftime</tt> <tt class="py-op">=</tt> <tt id="link-56" class="py-name"><a title="netcdftime.netcdftime.utime" class="py-name" href="#" onclick="return doclink('link-56', 'utime', 'link-54');">utime</a></tt><tt class="py-op">(</tt><tt class="py-name">units</tt><tt class="py-op">,</tt><tt class="py-name">calendar</tt><tt class="py-op">=</tt><tt class="py-name">calendar</tt><tt class="py-op">)</tt> </tt>
<a name="L946"></a><tt class="py-lineno"> 946</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">cdftime</tt><tt class="py-op">.</tt><tt id="link-57" class="py-name" targets="Function netCDF3.num2date()=netCDF3-module.html#num2date,Function netCDF4.num2date()=netCDF4-module.html#num2date,Function netcdftime.netcdftime.num2date()=netcdftime.netcdftime-module.html#num2date,Method netcdftime.netcdftime.utime.num2date()=netcdftime.netcdftime.utime-class.html#num2date"><a title="netCDF3.num2date
netCDF4.num2date
netcdftime.netcdftime.num2date
netcdftime.netcdftime.utime.num2date" class="py-name" href="#" onclick="return doclink('link-57', 'num2date', 'link-57');">num2date</a></tt><tt class="py-op">(</tt><tt class="py-name">times</tt><tt class="py-op">)</tt> </tt>
</div><a name="L947"></a><tt class="py-lineno"> 947</tt>  <tt class="py-line"> </tt>
<a name="_check_index"></a><div id="_check_index-def"><a name="L948"></a><tt class="py-lineno"> 948</tt> <a class="py-toggle" href="#" id="_check_index-toggle" onclick="return toggle('_check_index');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_check_index">_check_index</a><tt class="py-op">(</tt><tt class="py-param">indices</tt><tt class="py-op">,</tt> <tt class="py-param">dates</tt><tt class="py-op">,</tt> <tt class="py-param">nctime</tt><tt class="py-op">,</tt> <tt class="py-param">calendar</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_check_index-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_check_index-expanded"><a name="L949"></a><tt class="py-lineno"> 949</tt>  <tt class="py-line">    <tt class="py-docstring">"""Return True if the time indices given correspond to the given dates, </tt> </tt>
<a name="L950"></a><tt class="py-lineno"> 950</tt>  <tt class="py-line"><tt class="py-docstring">    False otherwise.</tt> </tt>
<a name="L951"></a><tt class="py-lineno"> 951</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L952"></a><tt class="py-lineno"> 952</tt>  <tt class="py-line"><tt class="py-docstring">    Parameters: </tt> </tt>
<a name="L953"></a><tt class="py-lineno"> 953</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L954"></a><tt class="py-lineno"> 954</tt>  <tt class="py-line"><tt class="py-docstring">    indices : sequence of integers</tt> </tt>
<a name="L955"></a><tt class="py-lineno"> 955</tt>  <tt class="py-line"><tt class="py-docstring">    Positive integers indexing the time variable.</tt> </tt>
<a name="L956"></a><tt class="py-lineno"> 956</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L957"></a><tt class="py-lineno"> 957</tt>  <tt class="py-line"><tt class="py-docstring">    dates : sequence of datetime objects</tt> </tt>
<a name="L958"></a><tt class="py-lineno"> 958</tt>  <tt class="py-line"><tt class="py-docstring">    Reference dates.</tt> </tt>
<a name="L959"></a><tt class="py-lineno"> 959</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L960"></a><tt class="py-lineno"> 960</tt>  <tt class="py-line"><tt class="py-docstring">    nctime : netCDF Variable object</tt> </tt>
<a name="L961"></a><tt class="py-lineno"> 961</tt>  <tt class="py-line"><tt class="py-docstring">    NetCDF time object.</tt> </tt>
<a name="L962"></a><tt class="py-lineno"> 962</tt>  <tt class="py-line"><tt class="py-docstring"></tt> </tt>
<a name="L963"></a><tt class="py-lineno"> 963</tt>  <tt class="py-line"><tt class="py-docstring">    calendar : string</tt> </tt>
<a name="L964"></a><tt class="py-lineno"> 964</tt>  <tt class="py-line"><tt class="py-docstring">    Calendar of nctime.</tt> </tt>
<a name="L965"></a><tt class="py-lineno"> 965</tt>  <tt class="py-line"><tt class="py-docstring">     """</tt> </tt>
<a name="L966"></a><tt class="py-lineno"> 966</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt>  <tt class="py-op">(</tt><tt class="py-name">indices</tt> <tt class="py-op">&lt;</tt><tt class="py-number">0</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">any</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L967"></a><tt class="py-lineno"> 967</tt>  <tt class="py-line">       <tt class="py-keyword">return</tt> <tt class="py-name">False</tt> </tt>
<a name="L968"></a><tt class="py-lineno"> 968</tt>  <tt class="py-line">        </tt>
<a name="L969"></a><tt class="py-lineno"> 969</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-op">(</tt><tt class="py-name">indices</tt> <tt class="py-op">&gt;=</tt> <tt class="py-name">nctime</tt><tt class="py-op">.</tt><tt id="link-58" class="py-name"><a title="netCDF3.Variable.shape
netCDF4.Variable.shape" class="py-name" href="#" onclick="return doclink('link-58', 'shape', 'link-17');">shape</a></tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt><tt class="py-op">)</tt><tt class="py-op">.</tt><tt class="py-name">any</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L970"></a><tt class="py-lineno"> 970</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">False</tt> </tt>
<a name="L971"></a><tt class="py-lineno"> 971</tt>  <tt class="py-line">         </tt>
<a name="L972"></a><tt class="py-lineno"> 972</tt>  <tt class="py-line">    <tt class="py-name">t</tt> <tt class="py-op">=</tt> <tt class="py-name">nctime</tt><tt class="py-op">[</tt><tt class="py-name">indices</tt><tt class="py-op">]</tt>  </tt>
<a name="L973"></a><tt class="py-lineno"> 973</tt>  <tt class="py-line"><tt class="py-comment"># if fancy indexing not available, fall back on this.</tt> </tt>
<a name="L974"></a><tt class="py-lineno"> 974</tt>  <tt class="py-line"><tt class="py-comment">#   t=[]</tt> </tt>
<a name="L975"></a><tt class="py-lineno"> 975</tt>  <tt class="py-line"><tt class="py-comment">#   for ind in indices:</tt> </tt>
<a name="L976"></a><tt class="py-lineno"> 976</tt>  <tt class="py-line"><tt class="py-comment">#       t.append(nctime[ind])</tt> </tt>
<a name="L977"></a><tt class="py-lineno"> 977</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">all</tt><tt class="py-op">(</tt> <tt id="link-59" class="py-name"><a title="netCDF3.num2date
netCDF4.num2date
netcdftime.netcdftime.num2date
netcdftime.netcdftime.utime.num2date" class="py-name" href="#" onclick="return doclink('link-59', 'num2date', 'link-57');">num2date</a></tt><tt class="py-op">(</tt><tt class="py-name">t</tt><tt class="py-op">,</tt> <tt class="py-name">nctime</tt><tt class="py-op">.</tt><tt class="py-name">units</tt><tt class="py-op">,</tt> <tt class="py-name">calendar</tt><tt class="py-op">)</tt> <tt class="py-op">==</tt> <tt class="py-name">dates</tt><tt class="py-op">)</tt> </tt>
</div><a name="L978"></a><tt class="py-lineno"> 978</tt>  <tt class="py-line"> </tt>
<a name="L979"></a><tt class="py-lineno"> 979</tt>  <tt class="py-line"> </tt>
<a name="L980"></a><tt class="py-lineno"> 980</tt>  <tt class="py-line"> </tt>
<a name="date2index"></a><div id="date2index-def"><a name="L981"></a><tt class="py-lineno"> 981</tt> <a class="py-toggle" href="#" id="date2index-toggle" onclick="return toggle('date2index');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#date2index">date2index</a><tt class="py-op">(</tt><tt class="py-param">dates</tt><tt class="py-op">,</tt> <tt class="py-param">nctime</tt><tt class="py-op">,</tt> <tt class="py-param">calendar</tt><tt class="py-op">=</tt><tt class="py-name">None</tt><tt class="py-op">,</tt> <tt class="py-param">select</tt><tt class="py-op">=</tt><tt class="py-string">'exact'</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="date2index-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="date2index-expanded"><a name="L982"></a><tt class="py-lineno"> 982</tt>  <tt class="py-line">    <tt class="py-docstring">"""</tt> </tt>
<a name="L983"></a><tt class="py-lineno"> 983</tt>  <tt class="py-line"><tt class="py-docstring">    date2index(dates, nctime, calendar=None, select='exact')</tt> </tt>
<a name="L984"></a><tt class="py-lineno"> 984</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L985"></a><tt class="py-lineno"> 985</tt>  <tt class="py-line"><tt class="py-docstring">    Return indices of a netCDF time variable corresponding to the given dates.</tt> </tt>
<a name="L986"></a><tt class="py-lineno"> 986</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L987"></a><tt class="py-lineno"> 987</tt>  <tt class="py-line"><tt class="py-docstring">    @param dates: A datetime object or a sequence of datetime objects.</tt> </tt>
<a name="L988"></a><tt class="py-lineno"> 988</tt>  <tt class="py-line"><tt class="py-docstring">    The datetime objects should not include a time-zone offset.</tt> </tt>
<a name="L989"></a><tt class="py-lineno"> 989</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L990"></a><tt class="py-lineno"> 990</tt>  <tt class="py-line"><tt class="py-docstring">    @param nctime: A netCDF time variable object. The nctime object must have a</tt> </tt>
<a name="L991"></a><tt class="py-lineno"> 991</tt>  <tt class="py-line"><tt class="py-docstring">    C{units} attribute. The entries are assumed to be stored in increasing </tt> </tt>
<a name="L992"></a><tt class="py-lineno"> 992</tt>  <tt class="py-line"><tt class="py-docstring">    order.</tt> </tt>
<a name="L993"></a><tt class="py-lineno"> 993</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L994"></a><tt class="py-lineno"> 994</tt>  <tt class="py-line"><tt class="py-docstring">    @param calendar: Describes the calendar used in the time calculation.</tt> </tt>
<a name="L995"></a><tt class="py-lineno"> 995</tt>  <tt class="py-line"><tt class="py-docstring">    Valid calendars C{'standard', 'gregorian', 'proleptic_gregorian'</tt> </tt>
<a name="L996"></a><tt class="py-lineno"> 996</tt>  <tt class="py-line"><tt class="py-docstring">    'noleap', '365_day', '360_day', 'julian', 'all_leap', '366_day'}.</tt> </tt>
<a name="L997"></a><tt class="py-lineno"> 997</tt>  <tt class="py-line"><tt class="py-docstring">    Default is C{'standard'}, which is a mixed Julian/Gregorian calendar</tt> </tt>
<a name="L998"></a><tt class="py-lineno"> 998</tt>  <tt class="py-line"><tt class="py-docstring">    If C{calendar} is None, its value is given by C{nctime.calendar} or</tt> </tt>
<a name="L999"></a><tt class="py-lineno"> 999</tt>  <tt class="py-line"><tt class="py-docstring">    C{standard} if no such attribute exists.</tt> </tt>
<a name="L1000"></a><tt class="py-lineno">1000</tt>  <tt class="py-line"><tt class="py-docstring">    </tt> </tt>
<a name="L1001"></a><tt class="py-lineno">1001</tt>  <tt class="py-line"><tt class="py-docstring">    @param select: C{'exact', 'before', 'after', 'nearest'}</tt> </tt>
<a name="L1002"></a><tt class="py-lineno">1002</tt>  <tt class="py-line"><tt class="py-docstring">    The index selection method. C{exact} will return the indices perfectly </tt> </tt>
<a name="L1003"></a><tt class="py-lineno">1003</tt>  <tt class="py-line"><tt class="py-docstring">    matching the dates given. C{before} and C{after} will return the indices </tt> </tt>
<a name="L1004"></a><tt class="py-lineno">1004</tt>  <tt class="py-line"><tt class="py-docstring">    corresponding to the dates just before or just after the given dates if </tt> </tt>
<a name="L1005"></a><tt class="py-lineno">1005</tt>  <tt class="py-line"><tt class="py-docstring">    an exact match cannot be found. C{nearest} will return the indices that </tt> </tt>
<a name="L1006"></a><tt class="py-lineno">1006</tt>  <tt class="py-line"><tt class="py-docstring">    correpond to the closest dates. </tt> </tt>
<a name="L1007"></a><tt class="py-lineno">1007</tt>  <tt class="py-line"><tt class="py-docstring">    """</tt> </tt>
<a name="L1008"></a><tt class="py-lineno">1008</tt>  <tt class="py-line">    <tt class="py-comment"># Setting the calendar.</tt> </tt>
<a name="L1009"></a><tt class="py-lineno">1009</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">calendar</tt> <tt class="py-op">==</tt> <tt class="py-name">None</tt><tt class="py-op">:</tt> </tt>
<a name="L1010"></a><tt class="py-lineno">1010</tt>  <tt class="py-line">        <tt class="py-name">calendar</tt> <tt class="py-op">=</tt> <tt class="py-name">getattr</tt><tt class="py-op">(</tt><tt class="py-name">nctime</tt><tt class="py-op">,</tt> <tt class="py-string">'calendar'</tt><tt class="py-op">,</tt> <tt class="py-string">'standard'</tt><tt class="py-op">)</tt> </tt>
<a name="L1011"></a><tt class="py-lineno">1011</tt>  <tt class="py-line">    </tt>
<a name="L1012"></a><tt class="py-lineno">1012</tt>  <tt class="py-line">    <tt class="py-name">num</tt> <tt class="py-op">=</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">atleast_1d</tt><tt class="py-op">(</tt><tt id="link-60" class="py-name"><a title="netCDF3.date2num
netCDF4.date2num
netcdftime.netcdftime.date2num
netcdftime.netcdftime.utime.date2num" class="py-name" href="#" onclick="return doclink('link-60', 'date2num', 'link-55');">date2num</a></tt><tt class="py-op">(</tt><tt class="py-name">dates</tt><tt class="py-op">,</tt> <tt class="py-name">nctime</tt><tt class="py-op">.</tt><tt class="py-name">units</tt><tt class="py-op">,</tt> <tt class="py-name">calendar</tt><tt class="py-op">)</tt><tt class="py-op">)</tt> </tt>
<a name="L1013"></a><tt class="py-lineno">1013</tt>  <tt class="py-line">    <tt class="py-name">N</tt> <tt class="py-op">=</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">nctime</tt><tt class="py-op">)</tt> </tt>
<a name="L1014"></a><tt class="py-lineno">1014</tt>  <tt class="py-line">     </tt>
<a name="L1015"></a><tt class="py-lineno">1015</tt>  <tt class="py-line">    <tt class="py-comment"># Trying to infer the correct index from the starting time and the stride.</tt> </tt>
<a name="L1016"></a><tt class="py-lineno">1016</tt>  <tt class="py-line">    <tt class="py-comment"># This assumes that the times are increasing uniformly.</tt> </tt>
<a name="L1017"></a><tt class="py-lineno">1017</tt>  <tt class="py-line">    <tt class="py-name">t0</tt><tt class="py-op">,</tt> <tt class="py-name">t1</tt> <tt class="py-op">=</tt> <tt class="py-name">nctime</tt><tt class="py-op">[</tt><tt class="py-op">:</tt><tt class="py-number">2</tt><tt class="py-op">]</tt> </tt>
<a name="L1018"></a><tt class="py-lineno">1018</tt>  <tt class="py-line">    <tt class="py-name">dt</tt> <tt class="py-op">=</tt> <tt class="py-name">t1</tt> <tt class="py-op">-</tt> <tt class="py-name">t0</tt> </tt>
<a name="L1019"></a><tt class="py-lineno">1019</tt>  <tt class="py-line">    <tt class="py-name">index</tt> <tt class="py-op">=</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">array</tt><tt class="py-op">(</tt><tt class="py-op">(</tt><tt class="py-name">num</tt><tt class="py-op">-</tt><tt class="py-name">t0</tt><tt class="py-op">)</tt><tt class="py-op">/</tt><tt class="py-name">dt</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">)</tt> </tt>
<a name="L1020"></a><tt class="py-lineno">1020</tt>  <tt class="py-line"> </tt>
<a name="L1021"></a><tt class="py-lineno">1021</tt>  <tt class="py-line">    <tt class="py-comment"># Checking that the index really corresponds to the given date.</tt> </tt>
<a name="L1022"></a><tt class="py-lineno">1022</tt>  <tt class="py-line">    <tt class="py-comment"># If the times do not correspond, then it means that the times</tt> </tt>
<a name="L1023"></a><tt class="py-lineno">1023</tt>  <tt class="py-line">    <tt class="py-comment"># are not increasing uniformly and we try the bisection method.</tt> </tt>
<a name="L1024"></a><tt class="py-lineno">1024</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-keyword">not</tt> <tt class="py-name">_check_index</tt><tt class="py-op">(</tt><tt class="py-name">index</tt><tt class="py-op">,</tt> <tt class="py-name">dates</tt><tt class="py-op">,</tt> <tt class="py-name">nctime</tt><tt class="py-op">,</tt> <tt class="py-name">calendar</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L1025"></a><tt class="py-lineno">1025</tt>  <tt class="py-line">         </tt>
<a name="L1026"></a><tt class="py-lineno">1026</tt>  <tt class="py-line">        <tt class="py-comment"># Use the bisection method. Assumes the dates are ordered.</tt> </tt>
<a name="L1027"></a><tt class="py-lineno">1027</tt>  <tt class="py-line">        <tt class="py-keyword">import</tt> <tt class="py-name">bisect</tt> </tt>
<a name="L1028"></a><tt class="py-lineno">1028</tt>  <tt class="py-line">        <tt class="py-name">index</tt> <tt class="py-op">=</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">array</tt><tt class="py-op">(</tt><tt class="py-op">[</tt><tt class="py-name">bisect</tt><tt class="py-op">.</tt><tt class="py-name">bisect_left</tt><tt class="py-op">(</tt><tt class="py-name">nctime</tt><tt class="py-op">,</tt> <tt class="py-name">n</tt><tt class="py-op">)</tt> <tt class="py-keyword">for</tt> <tt class="py-name">n</tt> <tt class="py-keyword">in</tt> <tt class="py-name">num</tt><tt class="py-op">]</tt><tt class="py-op">,</tt> <tt class="py-name">int</tt><tt class="py-op">)</tt> </tt>
<a name="L1029"></a><tt class="py-lineno">1029</tt>  <tt class="py-line">                </tt>
<a name="L1030"></a><tt class="py-lineno">1030</tt>  <tt class="py-line">        <tt class="py-name">after</tt> <tt class="py-op">=</tt> <tt class="py-name">index</tt> <tt class="py-op">==</tt> <tt class="py-name">N</tt> </tt>
<a name="L1031"></a><tt class="py-lineno">1031</tt>  <tt class="py-line">        <tt class="py-name">before</tt> <tt class="py-op">=</tt> <tt class="py-name">index</tt> <tt class="py-op">==</tt> <tt class="py-number">0</tt> </tt>
<a name="L1032"></a><tt class="py-lineno">1032</tt>  <tt class="py-line">         </tt>
<a name="L1033"></a><tt class="py-lineno">1033</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">select</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'before'</tt><tt class="py-op">,</tt> <tt class="py-string">'exact'</tt><tt class="py-op">]</tt> <tt class="py-keyword">and</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">any</tt><tt class="py-op">(</tt><tt class="py-name">before</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L1034"></a><tt class="py-lineno">1034</tt>  <tt class="py-line">            <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'At least one of the dates given is before the first date in `nctime`.'</tt> </tt>
<a name="L1035"></a><tt class="py-lineno">1035</tt>  <tt class="py-line">         </tt>
<a name="L1036"></a><tt class="py-lineno">1036</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">select</tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-string">'after'</tt><tt class="py-op">,</tt> <tt class="py-string">'exact'</tt><tt class="py-op">]</tt> <tt class="py-keyword">and</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">any</tt><tt class="py-op">(</tt><tt class="py-name">after</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
<a name="L1037"></a><tt class="py-lineno">1037</tt>  <tt class="py-line">            <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'At least one of the dates given is after the last date in `nctime`.'</tt> </tt>
<a name="L1038"></a><tt class="py-lineno">1038</tt>  <tt class="py-line">             </tt>
<a name="L1039"></a><tt class="py-lineno">1039</tt>  <tt class="py-line">         </tt>
<a name="L1040"></a><tt class="py-lineno">1040</tt>  <tt class="py-line">        <tt class="py-comment"># Find the dates for which the match is not perfect.</tt> </tt>
<a name="L1041"></a><tt class="py-lineno">1041</tt>  <tt class="py-line">        <tt class="py-comment"># Use list comprehension instead of the simpler `nctime[index]` since</tt> </tt>
<a name="L1042"></a><tt class="py-lineno">1042</tt>  <tt class="py-line">        <tt class="py-comment"># not all time objects support numpy integer indexing (eg dap).</tt> </tt>
<a name="L1043"></a><tt class="py-lineno">1043</tt>  <tt class="py-line">        <tt class="py-name">index</tt><tt class="py-op">[</tt><tt class="py-name">after</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">N</tt><tt class="py-op">-</tt><tt class="py-number">1</tt> </tt>
<a name="L1044"></a><tt class="py-lineno">1044</tt>  <tt class="py-line">        <tt class="py-name">ncnum</tt> <tt class="py-op">=</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">squeeze</tt><tt class="py-op">(</tt><tt class="py-op">[</tt><tt class="py-name">nctime</tt><tt class="py-op">[</tt><tt class="py-name">i</tt><tt class="py-op">]</tt> <tt class="py-keyword">for</tt> <tt class="py-name">i</tt> <tt class="py-keyword">in</tt> <tt class="py-name">index</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> </tt>
<a name="L1045"></a><tt class="py-lineno">1045</tt>  <tt class="py-line">        <tt class="py-name">mismatch</tt> <tt class="py-op">=</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">nonzero</tt><tt class="py-op">(</tt><tt class="py-name">ncnum</tt> <tt class="py-op">!=</tt> <tt class="py-name">num</tt><tt class="py-op">)</tt><tt class="py-op">[</tt><tt class="py-number">0</tt><tt class="py-op">]</tt> </tt>
<a name="L1046"></a><tt class="py-lineno">1046</tt>  <tt class="py-line">                    </tt>
<a name="L1047"></a><tt class="py-lineno">1047</tt>  <tt class="py-line">        <tt class="py-keyword">if</tt> <tt class="py-name">select</tt> <tt class="py-op">==</tt> <tt class="py-string">'exact'</tt><tt class="py-op">:</tt> </tt>
<a name="L1048"></a><tt class="py-lineno">1048</tt>  <tt class="py-line">            <tt class="py-keyword">if</tt> <tt class="py-name">len</tt><tt class="py-op">(</tt><tt class="py-name">mismatch</tt><tt class="py-op">)</tt> <tt class="py-op">&gt;</tt> <tt class="py-number">0</tt><tt class="py-op">:</tt> </tt>
<a name="L1049"></a><tt class="py-lineno">1049</tt>  <tt class="py-line">                <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">,</tt> <tt class="py-string">'Some of the dates specified were not found in the `nctime` variable.'</tt> </tt>
<a name="L1050"></a><tt class="py-lineno">1050</tt>  <tt class="py-line">    </tt>
<a name="L1051"></a><tt class="py-lineno">1051</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">select</tt> <tt class="py-op">==</tt> <tt class="py-string">'before'</tt><tt class="py-op">:</tt> </tt>
<a name="L1052"></a><tt class="py-lineno">1052</tt>  <tt class="py-line">            <tt class="py-name">index</tt><tt class="py-op">[</tt><tt class="py-name">after</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">N</tt> </tt>
<a name="L1053"></a><tt class="py-lineno">1053</tt>  <tt class="py-line">            <tt class="py-name">index</tt><tt class="py-op">[</tt><tt class="py-name">mismatch</tt><tt class="py-op">]</tt> <tt class="py-op">-=</tt> <tt class="py-number">1</tt> </tt>
<a name="L1054"></a><tt class="py-lineno">1054</tt>  <tt class="py-line">                </tt>
<a name="L1055"></a><tt class="py-lineno">1055</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">select</tt> <tt class="py-op">==</tt> <tt class="py-string">'after'</tt><tt class="py-op">:</tt> </tt>
<a name="L1056"></a><tt class="py-lineno">1056</tt>  <tt class="py-line">            <tt class="py-keyword">pass</tt> </tt>
<a name="L1057"></a><tt class="py-lineno">1057</tt>  <tt class="py-line">        </tt>
<a name="L1058"></a><tt class="py-lineno">1058</tt>  <tt class="py-line">        <tt class="py-keyword">elif</tt> <tt class="py-name">select</tt> <tt class="py-op">==</tt> <tt class="py-string">'nearest'</tt><tt class="py-op">:</tt> </tt>
<a name="L1059"></a><tt class="py-lineno">1059</tt>  <tt class="py-line">            <tt class="py-name">nearest_to_left</tt> <tt class="py-op">=</tt> <tt class="py-name">num</tt><tt class="py-op">[</tt><tt class="py-name">mismatch</tt><tt class="py-op">]</tt> <tt class="py-op">&lt;</tt> <tt class="py-name">numpy</tt><tt class="py-op">.</tt><tt class="py-name">array</tt><tt class="py-op">(</tt> <tt class="py-op">[</tt><tt class="py-name">nctime</tt><tt class="py-op">[</tt><tt class="py-name">i</tt><tt class="py-op">-</tt><tt class="py-number">1</tt><tt class="py-op">]</tt> <tt class="py-op">+</tt> <tt class="py-name">nctime</tt><tt class="py-op">[</tt><tt class="py-name">i</tt><tt class="py-op">]</tt> <tt class="py-keyword">for</tt> <tt class="py-name">i</tt> <tt class="py-keyword">in</tt> <tt class="py-name">index</tt><tt class="py-op">[</tt><tt class="py-name">mismatch</tt><tt class="py-op">]</tt><tt class="py-op">]</tt><tt class="py-op">)</tt> <tt class="py-op">/</tt> <tt class="py-number">2.</tt> </tt>
<a name="L1060"></a><tt class="py-lineno">1060</tt>  <tt class="py-line">            <tt class="py-name">index</tt><tt class="py-op">[</tt><tt class="py-name">mismatch</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-name">index</tt><tt class="py-op">[</tt><tt class="py-name">mismatch</tt><tt class="py-op">]</tt> <tt class="py-op">-</tt> <tt class="py-number">1</tt> <tt class="py-op">*</tt> <tt class="py-name">nearest_to_left</tt> </tt>
<a name="L1061"></a><tt class="py-lineno">1061</tt>  <tt class="py-line">        </tt>
<a name="L1062"></a><tt class="py-lineno">1062</tt>  <tt class="py-line">        <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L1063"></a><tt class="py-lineno">1063</tt>  <tt class="py-line">            <tt class="py-keyword">raise</tt> <tt class="py-name">ValueError</tt><tt class="py-op">(</tt><tt class="py-string">"%s is not an option for the `select` argument."</tt><tt class="py-op">%</tt><tt class="py-name">select</tt><tt class="py-op">)</tt> </tt>
<a name="L1064"></a><tt class="py-lineno">1064</tt>  <tt class="py-line">    </tt>
<a name="L1065"></a><tt class="py-lineno">1065</tt>  <tt class="py-line"> </tt>
<a name="L1066"></a><tt class="py-lineno">1066</tt>  <tt class="py-line">        <tt class="py-comment"># Correct for indices equal to -1</tt> </tt>
<a name="L1067"></a><tt class="py-lineno">1067</tt>  <tt class="py-line">        <tt class="py-name">index</tt><tt class="py-op">[</tt><tt class="py-name">before</tt><tt class="py-op">]</tt> <tt class="py-op">=</tt> <tt class="py-number">0</tt> </tt>
<a name="L1068"></a><tt class="py-lineno">1068</tt>  <tt class="py-line">         </tt>
<a name="L1069"></a><tt class="py-lineno">1069</tt>  <tt class="py-line">    <tt class="py-comment"># convert numpy scalars or single element arrays to python ints.</tt> </tt>
<a name="L1070"></a><tt class="py-lineno">1070</tt>  <tt class="py-line">    <tt class="py-keyword">return</tt> <tt class="py-name">_toscalar</tt><tt class="py-op">(</tt><tt class="py-name">index</tt><tt class="py-op">)</tt> </tt>
</div><a name="L1071"></a><tt class="py-lineno">1071</tt>  <tt class="py-line"> </tt>
<a name="L1072"></a><tt class="py-lineno">1072</tt>  <tt class="py-line"> </tt>
<a name="_toscalar"></a><div id="_toscalar-def"><a name="L1073"></a><tt class="py-lineno">1073</tt> <a class="py-toggle" href="#" id="_toscalar-toggle" onclick="return toggle('_toscalar');">-</a><tt class="py-line"><tt class="py-keyword">def</tt> <a class="py-def-name" href="netcdftime.netcdftime-module.html#_toscalar">_toscalar</a><tt class="py-op">(</tt><tt class="py-param">a</tt><tt class="py-op">)</tt><tt class="py-op">:</tt> </tt>
</div><div id="_toscalar-collapsed" style="display:none;" pad="++++" indent="++++"></div><div id="_toscalar-expanded"><a name="L1074"></a><tt class="py-lineno">1074</tt>  <tt class="py-line">    <tt class="py-keyword">if</tt> <tt class="py-name">a</tt><tt class="py-op">.</tt><tt id="link-61" class="py-name"><a title="netCDF3.Variable.shape
netCDF4.Variable.shape" class="py-name" href="#" onclick="return doclink('link-61', 'shape', 'link-17');">shape</a></tt> <tt class="py-keyword">in</tt> <tt class="py-op">[</tt><tt class="py-op">(</tt><tt class="py-op">)</tt><tt class="py-op">,</tt><tt class="py-op">(</tt><tt class="py-number">1</tt><tt class="py-op">,</tt><tt class="py-op">)</tt><tt class="py-op">]</tt><tt class="py-op">:</tt> </tt>
<a name="L1075"></a><tt class="py-lineno">1075</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">a</tt><tt class="py-op">.</tt><tt class="py-name">item</tt><tt class="py-op">(</tt><tt class="py-op">)</tt> </tt>
<a name="L1076"></a><tt class="py-lineno">1076</tt>  <tt class="py-line">    <tt class="py-keyword">else</tt><tt class="py-op">:</tt> </tt>
<a name="L1077"></a><tt class="py-lineno">1077</tt>  <tt class="py-line">        <tt class="py-keyword">return</tt> <tt class="py-name">a</tt> </tt>
</div><a name="L1078"></a><tt class="py-lineno">1078</tt>  <tt class="py-line"> </tt><script type="text/javascript">
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